Establishment of Science Park at Peoples park Ward No. 34 in Hosur City Municipal Corporation

Amount

Earth work excavation for foundation in all soils and sub-soils to the required depth as may be directed except in hard rock requiring blasting but inclusive of shoring, strutting, and bailing out water wherever necessary and refilling the sides of foundation with excavated earth in 150mm thick layers well watered rammed and consolidated and depositing the surplus earth in places shown clearing and levelling the site with an initial lead of 10 metres and lift as specified here under etc. complete in all respects complying with relevant standard specifications. (Including Refilling) for 0 to 2m depth.

Supplying and filling in foundation and basement with Crushed Stone Sand (M- Sand) in layers of not more than 15cm thick well rammed watered and compacted etc., complete complying with standard specification.

Plain cement concrete 1:4:8(one of cement, four of crushed stone sand and eight of hard broken stone jelly) for foundation and basement using 40mm gauge hard broken stone jelly inclusive of shoring, strutting and bailing out water wherever necessary ramming, curing etc., complete in all respects complying with relevant standard specifications and as directed by the departmental officers.

Providing and laying in position, Standardised Concrete Mix M-20 Grade in a accordance with IS:456-2000 using 20mm and down graded hard broken granite stone jelly for the all RCC items of works with minimum cement content of 325 Kg/m3 and maximum water cement ratio of 0.55, including admixture (plasticiser/super plasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability with about (5.0 cum) 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum) 5156 Kg of 10-12mm machine crushed stone jelly and with about (4.79 cum) 7670Kg of crushed stone sand, (for making 10 cum) but excluding cost of reinforcement grill and fabricating charges, centering and shuttering and also including laying, vibrating with mechanical vibrators, finishing, curing etc., and providing fixtures like fan clamps in the RCC floor/roof slabs wherever necessary without claiming extra etc., complete complying with relevent standard specification and as directed by the departmental officers. The coarse and fine aggregates to be used should comply with requirements of IS standards. (No separate payment will be made by the Departmental for the excess usage of materials) In Foundation and Basement

In Ground Floor

Brick Work in Cement Mortor 1:5 (one of cement and five of crushed stone sand) using fly ash bricks of size 23x11x7cm in foundation and basement including dewatering wherever necessary proper setting, curing etc., complete with relevant standard specifications. For Surface Structure

Brick Work in Cement Mortor 1:5 (one of cement and five of crushed stone sand) using fly ash bricks of size 23x11x7cm in foundation and basement including dewatering wherever necessary proper setting, curing etc., complete with relevant standard specifications. For SGround Floor works

Supplying, fabricating and placing in position of Mild steel Grills / Ribbed Tor Steels (without cement slurry) of all diameters for reinforcement for all floors including cost of binding wire, bending tying etc., all complete and as directed by the departmental officers.

Providing Form work and centering for reinforced cement concrete works including supports and strutting up to 3.30m height for plane surfaces as detailed below with all cross bracings using mild steel sheets of size 90cm x 60cm and MS 10 gauge stiffened with welded mild steel angles of size 25mmx25mmx3mm for boarding laid over silver oak or country wood joists of size 10cmx6.5cm spaced at about 90cm centre to centre and supported by casurina props 10cm to 13cm dia spaced at 75cm intervals and removing the same after a specified period without damaging the R.C.C works etc., complete complying with standard specifaction and as directed by the departmental officers.aFor Column footings, plinth beam, Grade beam, Raft beam, Raft slab etc.,

b.Plain surfaces such as Roof slab, floor slab, Beams, lintels, lofts, sill slab, staircase waist, portico slab and other similar works

c.For Square and rectangular columns and small quantities such as sunshade, parapet cum drops window boxiing, fin projection and other similar works.

Plastering with cm 1:5 (one of cement and five of crushed stone sand) 12mm thick finished with neat cement including providing band cornice, ceiling cornice, curing, scaffolding etc., complete in all respects and complying with relevant standard specifications.

Special ceiling plastering using Cement Mortar 1:3 (one cement and three p.sand) mix for 10 mm thick including hacking the surfaces and providing cement mortar nosing, beading for RCC area and finishing, curing, etc.,

Supplying and filling in foundation and basement with well gravel in layers of 150 mm thickness well watered, rammed and consolidated complying with relevant standard specifications including cost of supplying gravel and as directed by the departmental officers.

Providing granolithic floor finish of 50mm thickness with plain cement concrete 1:2:4 (One Cement, Two crushed sand (M-Sand) and Four aggregate) using 10 to 12mm gauge hard broken stone jelly including laying, finishing and the top rubbed smooth with power trawl, thread lining, curing etc. complete complying with standard specification and as directed by the departmental officers. (The rate is inclusive of necessary planking for panelling wherever necessary and as directed by the departmental officers)

Painting the New walls with two coats of approved best ready mixed exterior emulsion paint in addition to one coat of approved primer coat over cement plastered wall surfaces and ceiling including cost of exterior emulsion paint, putty, brushes etc., all complete and as directed by the departmental officers (the emulsion paint and its shade should be got approved from the executive engineer before using)

Wiring with 1.5 sqmm PVC insulated single core multi strand fire retardant flexible copper cablewith ISI mark conforming to IS: 694/1990, 1.1 K.v. grade cable with continuous earth by means of 1.5 sqmm PVC insulated single core multi strand fire retardant flexible copper cable with ISI mark conforming to IS: 694/1990, 1.1 k.v . grade cable in fully concealed PVC rigid conduit pipe heavy duty with ISI mark with suitable size MS box of 16 g thick concealed and covered with 3mm thick laminated hylem sheet controlled by 5 amps flush type switch including circuit mains cost of all materials, specials etc., all complete.

Run of main with 2 wires of 2.5 sq.mm. PVC insulated single core multi strand fire retardant flexible copper cablewith ISI mark conforming to IS: 694/1990,1.1 kv grade cable with continuous earth by means of 1.5 sq.mm PVC insulated single core multi strand fire retardant flexible copper cable with ISI mark conformuing to IS: 694/1990, 1.1. k.v. grade cable in fully concealed 19mm/20mm dia rigid PVC conduit pipe heavy dutywith ISI mark cost of all materials, specials etc., all complete.

Supply and fixing of 20 A Flush type Wall Socket 32 A DPMCB complete set for AC Plug inflush with wall with earth connection (For AC Plug)

Supplying, fabricating, erecting structural steel work for roofing welded or bolted type using MS channels, angles, plates and round bars etc. conforming to IS specification including primer coating and enamal painting as per Design given by the departmental officers etc, complete as per standard specification

Supplying, fabricating, erecting and fixing Hilux (or)Equivalent Board False Ceiling upto a ceiling height of 4.5m from floor level Using Hilux Board Plain Sheets (10mm thick) (M-0618)

Wirng with 1.5 sqmm copper PVC insulated unsheathed single core 1.1 KV grade cable with continuous earth by means of 1.5 sqmm copper PVC insulated unsheathed single core 1.1 KV grade cable confirming to IS 694 / 1980 with ISI mark in fully concealed PVC rigid conduit pipe heavy duty with ISI mark with suitable size MS box of 16g thick concealed and covered with 3mm thick laminated hylem sheet for 5 amps 5 pin PLUG SOCKET POINT AT SWITCH BOARD ITSELF including citcuit mains, cost of all materials, specials, etc., all complete,

Supply and fixing of 24W LED 4000K 2 x 2 Square Type Recessed light Fitting including cost of fixing charges, tools, connetions and etc., completed as directed by the departmental officers. (SD-440)

Supply and Fixing of Public Address system with all requirements as pr standard specification DA Mixer Amplifier 240 W

30 W Wall Speaker

Coreless Mic UHI

2 Core 1.5 Sqmm Shielded copper speaker Wire

SUPPLY & INSTALLATION OF AIR-CONDITIONER WITH COPPER COIL 1.5 TR Split Type AC Unit - 3 Star Rated ( M-1984)

Supply and installation of 5 KVA capacity Automatic Voltage Stabilizer with time delay relay ( M-1989)

Supply and laying of 5/8" and 3/8" copper pipe (Extra beyond 3 metres supplied with AC unit) ( M-1990)

Supply and fixing of MS stand for fixing outdoor unit ( M-1990)

Supply and fixing of water drain pipe line (1” PVC Pipe) ( M-2010)

supplying and fixing of Galvalume Bare Roofing Sheet 5 mm thick

FRP Door Sutter with FRP Door Frames made out of FRP Sheets of 3mm thick of over all size 65mm x 50mm with rebate suitably reinforced using MS Angle / Flats, cost of holdfasts and Solid Core FRP Shutter Panel of 5mm thick and hollow core frames of 3m wall thickness for styles and rails etc., of sizes specified by Engineers

The integrated High Resolution Full dome Digital Immersive Projection System comprises Projectors array, auto Blending & auto Geometric Correction units, Image Generator Servers & GUI server for playback, astronomy & playback simulation software, show control for full dome planetarium shows, Display Management, auto Alignment & auto Calibration System, Simulation, Play Back Software and Show Control System Latest version of OEM astronomy and playback software with perpetual license for playback of full dome shows and planetarium Show Control System: The display environment should include an integrated Show Control System, capable of controlling all hardware, other equipment, including the display system, audio, media, lighting system. Projectors – UHD 3 nos /6000to 7000 lumens 20,000 Hrs Laser- DLP technology/ Full dome shows – 3 nos in both English and regional Language (Tamil) in duration of 20 to 35 minutes

Supplying and installation of Acoustics Fabric Panel having sizes 600*600/600*1200 mm and thickness of 25 mm are the pure glass wool core panels are covered with acoustically transparent fabric on the top and 25 mm thickness of sizes 600*1200/600*1800/600*2400 mm are the glass wool core panels having 25mm glass core panel and 8mm perforated ply backing at the back of the panel for excellent durability and ease of installation. These panels are covered with acoustically transparent fabric on the front side. Merino wrapped with Fabric and installed system should provide Absorption Coefficient of a 0.94 @ 4000 Hz as per IS: 8225-1987 (Equivalent to ISO: 354-1985 & ASTM 423- 90).

Integrated Audio System: as per tender A 5.1 surround audio system of speakers, Phonics brand amplifier shall be an integrated part of the overall system. It shall be fully controlled under the Show Control System and it shall address the requirements of full dome projection environment to ensure maximum immersive experience.

Projection Dome: Inner projection dome as per tender specs of 7.5 meter diameter horizontal which must have Fiber re in forced glass/plastic Dome with all necessary ribs and supporting structures. Total projection dome weight should not be more than 1.2 tons. Installation included

Reclined Seats & Air conditioner systems Seats should have reclining arrangement as per required field of view of the visitors seated in different positions from the dome screen with sufficient leg space. Specifications 1. Tip-up and back push reclined chair 2. Center to center 20”. 3. ABS molded housing for seat & back cushions 4. All sheet metal parts with powder coated 5. Seat numbering on inner both the side of the chair stands with silicon fluorescent thin stickers Air conditioners , Flooring Mats, Lightings with accessories

White washing three coats with freshly burnt white shell lime in ceiling,internal and external plastered surfaces including cost of lime, blue powder fevicol type gum, brushes, scaffolding charges, etc., complete complying with standard specification

Painting two coats of newly plastered wall surface with ready mixed cement paint of first quality and of approved colour over a priming coat including preparing the surface, clean removal of dirt and including necessary plaster of paris putty wherever required etc., complete complying with standard specification

Supplying and fixing UPVC (Un-Plasticized Polyvinyl Chloride) Windows of casement type (open) from the profile the size of outer frame 60mm x 58mm and shutter profile are reinforcement with GI/1mm 125GSM and 100% corrosion free, the profiles are multi chambered sections with wall thick of 2mm. The EPDM rubber (black colour) covered with over all the edges of frame and shutter the shutter will be provided with Espag multi power point locks and also it operates as handle. The corners and joints should be welded and cleaned. Radiations free pin headed plain or brown colour glass 4mm thick should be provided to the shutter and it should not allow leakage of water even at most ranging storms and should have key lockable action, security protective hinges, strong locking systems and as per size for arresting noise and energy loss. The connecting mechanism between sash and outer frame that enables opening of the window. The window should be fixed to the wall with 100% packing with screws and silicon packing all round the frames. The window should be got approved from the Executive Engineer before use on work

Weathering course concrete using best quality broken brick jelly of size 20 mm uniform gauge in pure slaked lime in the proportion of brick jelly to lime being 32 to 12 1/2 by volume and laid over the RCC roof slab in a single layer and consolidated to the finished thickness by beating the concrete with wooden beaters of approved pattern, keeping the surface constantly wet by sprinkling jaggery and lime water etc. complete complying with standard specification.

Finishing the top of roof with one course of approved first quality machine pressed tiles of size 230 mm x 230 mm x 20 mm thick of approved quality laid in cement mortar 1:3 (one cement and three sand) 12mm thick mixed with water proofing compound confirming to Indian standard specification as approved by the departmental officers at 2% by weight of cement used and the joints pointed neatly to full depth of tiles with the same mortar mixed with the water proofing compound and red oxide etc. complete complying with standard specification.

Designing, Supply & installation of‘FIRST ORDER LEVER’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete.Concept: Second order levers with different load positions' explains second order lever concept.Technical specification:HEIGHT:1’1 1/4 *1/4 MS ANGLE9’LENGTH 1” GI PIPE THIKNESS 2 MM 45MM DIA MS PUSH 22 MM MS ROD 4.75”,3 NO 9” HEIGHT 2” DIA SPRING 3 NO etc.

Designing, Supply & installation of ‘FLOATING BIRD’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete.Concept: Metal bird which is weighing approximately 15 kgs, just floats with it's beak stands on a support. The centre of gravity of the bird is so designed to have the maximum stability.Technical Specification: Overall dimension. Height - 3’Width - 3’Bird frame fabricated with 20 gauge G.I sheet reinforced etc.

Designing, Supply & installation of‘GYROSCOPE’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: The moment of moments illustrates the effect of gyroscopic force. The children can play on the merry go round to fell the effect of gyroscope.Technical specification:Overall dimension: Height -4’ etc.

Designing, Supply & installation of ‘HOW FRICTION HELPS’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanationboard in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete.Concept: Mainframe fabricated with 25 mm Dia GI ‘B’ Class pipe. 6 Numbers of solid metal blocks fitted on 19mm Dia SS Pipe. 2 Vertical column of 5 ‘ high used for fixing the frame with metal blocks.Technical specification of the gadget:Product Area: Length 3'1/2" GI pipe 2m thick, 1" GI pipe B class,5/8" SS rod, Weight blocks etc.

Designing, Supply & installation of ‘MASS & INERTIA’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: With three rotating disc of iron, aluminum, acrylic , the relationship between mass and inertia is illustrated. Technical specification of the gadget:Product length 6'*6”1feet Dia 12 Mm Thickness Ms Plate 1 No 1 Feet Dia 12 Mm Thickness Acrylic Plate 1 No1 Feet Dia 12 Mm Thickness Alluminium Plate 1 No 6204zz Ball Bearing 3 No etc.

Designing, Supply & installation of ‘NEWTON THIRD LAW’ including fabrication, Painted with good quality PU coating with proper surfacepreparation , Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanationboard in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete.Concept: Wonderful play model for explaining that for every action there is an equal and opposite reaction.Technical specification of the gadget:Product Dia: 4’Height:7.5 Feet,Fibre Umbrella Dia 6',6208z Ball Bearing 1 No ,51118 Thrust Bearing 1 No,Ucp 210 Bearing 1 No,16 Gauge Gi Sheet 30” Dia,42mm Dia 30 Length Ms Rod 1 No,Thriust Bearing collar,12mm Thick 10" Dia Round Plate 2 No,Shaft Surround Support 3” Gi Pipe Thickness 2.4 mm, MS Shaft and collar for umbrella to rotate etc.

Designing, Supply & installation of ‘PLANETARY MOTION’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept:The Planets revolve at higher pace nearer to the sun and slower when its farther from the Sun. This concept can be visualized Technical specification of the gadget:Product size: 4'*4' height 3' Fibre reinforced polymer made curved surface of size 4’X4’ with a groove to allow a metal ball to roll, 1 1/2" GI pipe 2mm thick, 3/4" GI pipe B class, 1/2" GI pipe B class, 2 * 1/4 MS flat, 6mm MS round rod, 3/4 * 1/4 MS flat, 30mm Steel ball etc.

Designing, Supply & installation of‘PULLEY & PULLEY BLOCKS’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: Same amount of solid iron mass is suspended with single pulley, three pullies and four pullies to illustrate the mechanical advantage of pulley blocks.Technical specification:Height – 71/2’Width – 6No of pullies 8’Rope Cotton etc.

Designing, Supply & installation of ‘ROLLING DISC’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: Inertia is directly related with mass. The gadget here explains it with simple trial over rolling disc of different masses.Technical specification of the gadget:Product Size : length- 4'Height: 3'.Main frame made up of 3/4" GI pipe 2.2mm thick, 1/2" GI B class pipe, 3/4 * 1/4 MS flat, 8mm Thick 12"dia M.S plate, Pulley for guide in pipe etc.

Designing, Supply & installation of‘SINE WAVE’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: By trial end error method, the children should explore the initial position of the ball rolling on the guide to cross all the peaks. The children get knowledge on potential energy & kinetic energy.Technical specification:Overall dimension: Height – 7’ etc. Length -12 feet. Rubber ball or wooden ball provided with steal proof system.

Designing, Supply & installation of ‘BOW DITCH CURVE SWING’ including fabrication,Painted with good quality PU coating with proper surfacepreparation , Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanationboard in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete Concept: The Resultant of two simple harmonic motions, with fixed phase difference is shown here Technical specification of the gadget: Product height- 7'2" Gi Pipe Thickness 2.5 mm 16mm MS round rod, 12 mm MS round rod, 3/4 * 1/4 Flat 16 gauge GI sheet, 1 * 1/4 MS angle etc.

Designing, Supply & installation of ‘TARANG’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: The air columns with varying lengths vibrate for a joyous learning. Technical specification of the gadget: Gadget length – 6’3/4" GI pipe 50mm UPVC pipe, 12m rubber pad, 6202 bearing, 12mm MS round rod for stricker etc.

Designing, Supply & installation of ‘STATUE SPEAKS’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: Sound can travel in any direction can be illustrated with these attractive statues. Technical specification of the gadget:Fibre reinforced polymer made statues of Two nos erected on a pedestal, which are interconnected with a leak proof conduit . The FRP wall thickness should be of two layers and wall thickness of 4 mm etc.

Designing, Supply & installation of ‘ILLUSION’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: Mainframe fabricated with 25mm X 25mm X 6mm mild steel angle fitted with 3 free rotating discs with images with the help of 6203 bearing and a circular handle. Technical specification of the gadget:1 GI pipe 2mm thick, 1/2" GI pipe B class, 16 gauge GI sheet, 8mm thick 9" dia MS round plate, Illusion stickers etc.

Designing, Supply & installation of ‘ARCHIMEDES SCREW’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: Centrifugal force utilized in ancient days for water lifting is explained here Technical specification of the gadget:product size:6’*2' height :2’ 16" PVC pipe, 1 14" green hose, GI clamp, Gi screw 1 1/2" GI pipe etc.

Designing, Supply & installation of ‘PASCAL LAW ‘including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: The pressure given at one point of a liquid in a closed vessel is uniformly distributed to all points of the same fluid. This famous pascal’s law is explained here.Technical specification of the gadget: Dimension In : l x b x h: 2' * 1' * 3' 1" Gi pipe B class, semi hemisphere silver vessel, Piston hand pump, 1 1/4" GI pipe, 1 1/4 * 1/4 MS flat etc.

Designing, Supply & installation of ‘PROJECTILE’ gadget including fabrication, Painted with good quality PU coating with proper surfacepreparation , Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanationboard in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: The law of trajectory is explained with the fun of playing with a water jet.Technical specification of the gadget:Product length – 5’`Height – 3’Water jet mechanism rotated with handle.The set- up to be supported with proper fixing for optimum operational feasibility etc.

Designing, Supply & installation of ‘HEIGHT VS HEAD’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commisioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete.Concept: The relationship between the height and pressure of a liquid filled in a vessel or container is explained here.Technical specification of the gadget: product Dimension In = 12" dia 12" PVC pipe, 1/4 HP motor, PVC flange, PVC dummy etc.

Desigining, Supply & installation of‘MAGNIFICATION PLATE’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete.Concept: Light rays are expanding in conical shape. The concept of enlarge or reducing a picture is explained here. There are four different sized slots with a view finder. We have to ask our friends to stand at different distances to fit into the slot. When they move away from the slots they fit into the bigger slot. When they are closer to the frame ,they fit into the smaller slot. So we can realise that the light rays expand in conical shape. TECHNICAL SPECIFICATION: Overall dimension: Height -4’Height - 3’Width - 12”Supported with 32mm dia GI ‘B’ class ISI standard pipes etc.

Designing, Supply &installation of ‘PLAY WITH MIRRORS’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanationboard in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: Enjoy funny images given by the property of reflection at concave, convex & plane mirrors.Technical specification of the gadget:Dimension – Length – 4’ Height – 30”2FRP frame for mirror,Acrylic Mirror etc.

Designing, Supply & installation of ‘PRIMARY & SECONDARY COLORS’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: The combination of primary colours and arrival of secondary colours achieved in this gadget.Technical specification of the gadget:1" gi pipe 2mm thick, 6204 bearing, 3/4" GI pipe B lass, 2 * 1/4 MS flat, 6mm Bright rod, acrylic colour galsses 8mm thick etc.

Designing, Supply &installation of ‘REVOLVING PERISCOPE’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: A merry- go – round attached with a large periscope revolves to instruct us the reflection of light at plane mirror. Technical specification of the gadget:product size: 1’ diameter. Height – 7’10.5"*7.5" mirror 2 no 7.5"*7.5"plain glass 1no 10" dia 1” thickness wooden plate 1 no 6208z ball bearing 2 no, 51118 Thrust bearingadditional collar with Thrust bearing, 42mm dia shaft 12mm thick 16" dia round plate, 1 1/4" Gi pipe 2mm thick, 1 * 1/4" MS flat,1 * 1/8 Ms flat, 1 1/2" GI pipe 2mm thick, FRP umbrella, FRP periscope model box, 3” gi pipe thickness 2.5mm etc.

Designing, Supply & installation of‘BARTON’S PENDULUM’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete.Concept: Three sets of pendulums with three different heights are suspended in a single frame. When we oscillate any one pendulum of particular length the another pendulum of same length alone oscillates automatically without any external force. This is possible due to resonance. TECHNICAL SPECIFICATION:PRODUCT SIZE:8’*4’HEIGHT :6.5’1 ½ GI PIPE THICKNESS 2.5 MM 2MM THICKNESS GI CHAIN 3”STEEL BALL 6 NO 1”GI PIPE THICKNESS 2 MM etc.

Designing, Supply & installation of ‘COMPOUND PENDULUM’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Technical specification of the gadget:Dimension In: l x b 4 1/2' * 1',1 1/4" Gi pipe 2mm thick,1/4 * 1/4 MS flat,2”* ¼” MS flat, (50mm * 6mm) ,Aluminum flat 25 mm wide, 6202 bearing, Collar for bearing, aluminium handle, 16 gauge GI sheet, 5mm Tick Acrylic Sheet etc.

Designing, Supply & installation of‘LISSAJOU’S FIGURES’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete.Concept: A tray and a cone with a small hole is suspended from two different hinges. Both can be oscillated independently. The cone and the tray are oscillated separately, where the cone is filled with fine sand to pour through the hole. When both are in motion, the pouring sand forms an uniform pattern, which is called as Lissajous figures. We can vary the phase different between the tray and cone for getting different patterns. TECHNICAL SPECIFICATION:Max Height - 8’Width - 4’Length - 3’Main frame - 40mm GI ‘B’ class pipe etc.

Designing, Supply & installation of ‘VARIABLE PENDULUM’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: The relationship between the length of the pendulum and its frequency is illustrated here.Technical specification of the gadget: Dimension In: l x b x h : 3' x 4' x 8'.1" GI pipe B class, 16 gauge GI sheet, 3" SS ball, Lathe pulley, 6202 bearing etc.

Designing, Supply & installation of ‘WAVE MOTION’including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete.Concept: Node, anti-node and collision of waves can be visualized here. Technical specification of the gadget:product size: 3' * 3' height :12' 1 ½ gi pipe thickness2.5 mm length 10’1/2" UPVC pipe, 1/2" End cap, 3mm Steel wire, UCP 205 bearing, Bevel Gear set,1 1/2" GI pipe 2mm thick, 2" GI pipe 3.5mm thick, 4* 1/4 ms flat, 3/4" MS square rod, Rope adjustment setting etc.

Designing, Supply & installation of ‘1+1<1’including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: The perception of our mind is demonstrated well with this fun filled gadget.Technical specification of the gadget:product size: 1’ Diameter.Height: 2’16 gauge gi sheet 1’ dia, 1" GI pipe ½ GI pipe thickness 2mmmoving 2 different weight 2 no etc.

Designing, Supply & installation of ‘NEWTON'S COLOUR DISC’including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: White light is nothing but a mixture of colours. A famous theory is explained with whirling coloured wheel.Technical specification of the gadget: product size:4’*1/2'height :2’ chain drive with pre wheel set 1 1/4 * 1/4 MS angle, 6mm thick plate 2' dia, Cycle chain plastic handle, Colour sticker covered with poly carbonate sheet for long life,5/8 ms rod, brake for stop wheel, FRP cover etc.

Designing, Supply & installation of ‘PERCEPTION OF DEPTH’including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commisioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept:The illusion created by two-dimensional vision is illustrated here. Technical specification:Mild Steel Fabricated made 3-D figures are installed on metal frame made up of 32 m.m Galvanised iron pipe etc.

Designing, Supply & installation of ‘PERSISTENCE OF VISION’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: The property of our retina utilized for enjoying motion picture is explained here.Technical specification of the gadget: Dimension In: l x b x h : 4' x 2' x 6'1" GIdia Galvanised Iron pipe should be used for fabricating the main frame. Self-lubricating ball bearings to be used for free rotation of plate drawn with pictures. UCP 205 Pillow block bearig, 6206 Ball bearing, 16 gauge GI sheet, Long handle, MS shaft, 1/2" GI pipe, Parrot printed in aluminium etching plate, Nylon bevel gears for smooth operation etc.

Designing, Supply & installation of ‘GEAR TRAIN ‘including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: Power transmitted from one axis to another is explained here with a clarity for relationship between ‘Torque’ and ‘Speed’.Technical specification of the gadget:product size:30”*6” height :2’ 1”*1” SS weld mesh size 30”*2” 1 ½ gi pipe thickness2.5 mm, 1" GI pipe B classgear Train drive 1 set, Plastic handle, 1 * 1/4 MS flat, SS weld Mesh etc.

Designing, Supply & installation of ‘GEAR, BELT & CHAIN DRIVE’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: Power transmitted from one axis to another is explained here with various mechanisms.Technical specification of the gadget: product size: 5 1/2' * 1/2'height :2’1" G pipe B class, 1 1/4 * 1/4 MS flat, 2 * 1/4 MS flat, Spur gear train 1 set, Pulsar chain and sprocket, 12" & 3" Pulley 51A belt, SS weld Mesh etc.

Designing, Supply & installation of ‘TYPES OF GEARS’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept:Mechanical means of transfer and transformation of energy from one axis to another can be achived through various systems. Types of gears illustrate that.Technical specification of the gadget: product size: 3' * 3' height- 5'Rack and pinion 1 set, Bevel gear 1set, Inclined Gear 1 set, Worm shaft and gear 1set, 6204 bearing, MS collar for bearing, 1 1/4" GI pipe 2mm thick,3/4" GI pipe B class, 1 1/4" *1/4" MS angle, 2 *1/4 MS flat, 1 1/4 * 1/4 MS flat, SS Weld Mesh etc.

Designing, Supply & installation of ‘WORM WHEEL ‘including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: The mechanical advantage gained through a worm and wheel arrangement is self explanatory hereTechnical specification of the gadget: product size: 2 1/2' * 1/2'Height: 1.5’ 10 kg weight 1 no, 4mm iron rope, 1 1/4 * 1/4 MS angle, Nylocast gear 4set, SS worm gear 4 set, SS collar, 6204 bearing, Cam meachanism for lifting weight 1”gi pipe B class plastic handle etc.

Designing, Supply & installation of‘PLAY WITH MAGNET’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete.Concept: the child learns about the attractive and repulsive forces TECHNICAL SPECIFICATION:32.3x24.3x6.3cm etc.

Designing, Supply & installation of‘SUN DIAL’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete.Concept: A mini meteorological station is set up within the science park. In that ,Sun dial is installed to note down the local time of this region with the help of this.TECHNICAL SPECIFICATION:Overall dimension: Height - 5’ etc. Width-4' Diameter -5'.

Designing, Supply & installation of ‘PLANK'S LAW’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: Black body radiation is explained with simple arrangement.Technical specification of the gadget: PRODUCT SIZE:5’ DIA HEIGHT :2’ 16 GAUGE GI SHEET 6 NO 13”*13” 12MM SQUARE ROD, 1" GI pipe 2mm thick, 9" MS round plate, 2" GI pipe B class, 3" MS hollow ball etc.

Designing, Supply & installation of ‘SOLAR WATER HEATER’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: The benefit of non conventional energy resources is explained with working model of solar water heater. Technical specification of the gadget: : l x b x h : 5'*5'*8 1/2'1 1/2" GI pipe 2mm thick, 1 1/4" GI pipe 2mm thick, 1/2" GI pipe B class, Brass valve, Tap, Solar panel, SS weld mesh, 25 ltr Plastic can etc.

Designing, Supply & installation of ‘World Time (Globe Type)’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept:The change in local time for every country, with reference to the latitude of that country, is explained here.Technical specification of the gadget:Shape - Sphere,colour - Multi colour,Dimensions - 3' DIA. 5' HIGH. Fibre glass made globe with 3D embossed countries Different time zone zones, geographical facts, Knowledge about eastern countries and western countries are taught in this model.

Designing, Supply & installation of ‘PARABOLIC REFLECTOR’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: The rolling ball hits the parabola and always directed to the focal point. The property of parabola is explained here. Technical specification of the gadget: product size: 3’*4.5’ height :3’ 16 gauge gi sheet 1”*1” ms square tube 1 1/4”gi pipe thickness 2 mm, 1 * 1 MS square tube, 1 1/4 * 1/4 MS flat bouncing ball, 4" MS pipe, 4" GI pipe, 16 gauge GI sheet etc.

Designing, Supply & installation of ‘VORTEX’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete.Concept: The rotating fluid subjected to centrifugal force creating funnel shaped formation like tornado. Technical specification of the gadget: product size:3' * 3' height 21/2' 1 1/2" GI pipe, 3/4" GI pipe, 1 1/4 *1/4 angle, 4 * 1/4 MS flat, 2 * 2 MS square tube, 1 * 1/4 MS flat, 12mm thick Acrylic cylinder, 25mm thick Acrylic plate, UCF 205 Bearing, 6004 bearing etc.

Designing, Supply & installation of ‘CENTRE OF GRAVITY DOLL’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete.Concept: Center of gravity concept can be explainedTechnical specification ofthe gadget:Two layer of high quality FRP mat bonded with isonaptalene resin.Diameter -5'. Height 6'.

Designing, Supply & installation of ‘CIRCUS OF ENERGY’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete.Concept: The massive structure with combination of paths explains about potential energy, kinetic energy , centrifugal force, transformation of energy from one form to another and work done by spending energy. Technical specification of the gadget: product size:20’*10’ height:10’ 6mm ms round rod ¾*1/4 ms flat 1 ¼ gi pipe ½ gi pipe skating wheel magnetic coil 1 set led bulp wire 6206z ball bearing 6 no 1 *1/4 ms angle

Designing, Supply & installation of ‘GRAVITY BALL’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete.Concept: Rate of change of velocity can be viewed by allowing a ball to roll here. Technical specification of the gadget:Dimension In : l x b x h : 5 x 7 x 7

Designing, Supply & installation of ‘MOBIUS BAND’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete.Concept: The hi-fi theory of one sided surface has got an introduction here in a simple manner.Technical specification ofthe gadget: Dimension In: I x b x h : 3 x 5 x 6

Designing, Supply & installation of ‘NIPKOV’S DISC’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: The hidden image scanned by the perforated disc and reveals the truth behind the working of television. Technical specification of the gadget: product size:45”*20” height :5’ 16 gauge gi sheet inside belt drive system 1”gi pipe thickness 2mm 1’ pulley 2” pulley 1 ¼*1/4 angle 1 ½ ms flat

Supply & installation of ‘ENERGY FROM WIND’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. The electricity to be produced by wind energy. Over all dimension - 15'X 8'X3'. Artificially created wind force is used for propelling the turbine. The electric generator coupled to the wind mill produces electricity.

Supply & installation of ‘TIDEL ENERGY’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Over all dimension - 5' X 3' X 3'. The wave nergy to be utilised to produce electricty.

Supply & installation of ‘SOLAR WATER PUMP’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Overall dimension - 3' X 3' X1'. The solar energy to be utilised for generating electricity and utilised for water pumping. Over all dimension 2' X1' X1'. The photo volatic cell connected to the water pump is running on solar energy to lift water from lower leve to higher level.

Supply & installation of ‘SOLAR POWERED RADIO’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. The solar energy is converted into electrical energy and utilised for operating a radio or player. Overall size - 3' X 2' X 4'

Supply & installation of ‘ENERGY THROUGH EXERCISE’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. The physical energy exerted on a cycle is utilised for generating electricity. Over all dimension - 1' X 4' X 3'.

Supply & installation of ‘ENERGY TRANSFORMATION’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Energy is transformed from one form to another in a sequence to witness various energy forms. Over all size - 3' X 3' X 6"

Supply & installation of‘3-D PENDULUM’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete.Concept: There are two pendulums suspended in two different planes. They can be oscillated independently. One view finder is provided fitted with partially red and partially white glass. When the two pendulums are oscillating, if we view through this glass , the pendulums are appearing like rotating each other. This illusion is created because of the light entering our each eye varied by the special glass.TECHNICAL SPECIFICATION:Height - 7’Width - 9” Length - 5’View finder supported on 1” GI pipe main frame fabricated with 40mm GI ‘B’ class pipe etc.

Supply & installation of‘THIRD ORDER LEVER’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: There is no mechanical advantage with third order lever. The children can feel the science behind this. Technical specification:HEIGHT:1’1 1/4 *1/4 MS ANGLE9’LENGTH 20KG WEIGHT 1” GI PIPE THIKNESS 2 MM 45MM DIA MS PUSH 22 MM MS ROD 4.75”,3 NO etc.

Supply & installation of‘INCLINED PLANE’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete.Concept: Three inclined planes with different inclinations with ground is fitted with a sliding mass. The sliding mass is tied with a rope and pulley system. The children has to lift the three weights one by one and find which is easier to lift. As the longest inclined with mild slope is easier to lift, children learn about the mechanical advantage of this system.TECHNICAL SPECIFICATION:Overall dimension: Height -8’ width -8'. Length -10'.

Supply & installation of ‘DOUBLE ENDED CONE’ including fabrication, Painted with good quality PU coating with proper surfacepreparation , Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanationboard in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: The equilibrium of any object is governed by the position of it’s centre of gravity. This fascinating model explains it with fun. Technical specification of the gadget:Product Size:9’*4’Height:1.5’ 1 ½ Gi Pipe Thickness 2mm, 1" Pipe B class ¾”Gi Pipe Thickness 2.5 Mm Thickness Cone Fabricated 16 Gauge Sheet with 1 1/4" B class pipe in center(100*100*125)mm Square block 6202 Bearing 42mm Dia 30 Length Ms Rod 1 No Shaft Surround Support 3” Gi Pipe Thickness 2.4 mm12mm Thick 10" Dia Round Plate 2 No , 1 1/4" * 1/4" MS angle 6208 collar with thrust bearing 16 Gauge Gi Sheet ¾ Gi Pipe B class1”Gi Pipe B class etc.

Supply & installation of ‘ANGULAR MOMENTUM’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: Concentration of mass at rotating axis increases angular velocity and angular momentum is explained through this single seat merry go round. Technical specification of the gadget:Product Size:5’ Dia Product Height :3’ 6208z Ball Bearing 2 No, 51118 Thrust Bearing etc.

Supply & installation of‘LOOP THE LOOP’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete.Concept: A wooden ball of 5" dia starts rolling in a guiding path and overcomes gravitational force at circular loops. The children can learn potential energy, kinetic energy and centrifugal force by playing with this ball. Technical specification:Overall height – 8’Overall Length – 9’Overall Width – 45”Ball rolling path – 10 mm M.S Rods etc.

Supply & installation of ‘LIFT YOURSELF ‘including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: An enjoyable interactive play model explains the mechanical advantage gained through pulley system.Technical specification of the gadget: product size: 5’*3’height :8’ 2" gi pipe B class, 1 ½ gi pipe 1/2" gi pipe 1 ¼*1/4 ms flat 5” pulley 6202z ball bearing 6 no 16mm PP rope, 10mm ms rod frp lift seat thickness 3mm, Closed coil spring for safe landing with suspension etc.

Supply & installation of‘SYMPATHETIC SWING’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete.Concept: There are two swings attached to a wooden plank at the top. As the two swings are equal in length, they have the same natural frequency. When we oscillate one swing, the energy given to it is automatically transferred to the second one due to resonance.TECHNICAL SPECIFICATION:Main frame - 40mm dia ‘B’ class pipe.Cross support - 50mm dia GI ‘B’ class pipe.Seats - Vengai wood 8mm thick zinc coated chain suspended etc.

Supply & installation of‘SECOND ORDER LEVER’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: Second order levers with different load positions' explains second order lever concept.Technical specification:HEIGHT:1’1 1/4 *1/4 MS ANGLE9’LENGTH 1” GI PIPE THIKNESS 2 MM 45MM DIA MS PUSH 22 MM MS ROD 4.75”,3 NO 9” HEIGHT 2” DIA SPRING 3 NO etc.

Supply & installation of ‘ECHO TUBE’ including fabrication,Painted with good quality PU coating with proper surfacepreparation , Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanationboard in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: The basic concept for getting a clear echo is illustrated here with sufficient time lag achieved between original sound and it’s echo Technical specification of the gadget:product length 60’ height:80” 9”pvc pipe 3 length 9”pvc dummy 9”coupling 2 no1 1/4”gi pipe 1 1/2 *1/4 ms flat etc.

Supply & installation of ‘MUSICAL TUBES’ including fabrication, Painted with good quality PU coating with proper surfacepreparation , Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanationboard in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: The pitch of any vibrating material is inversely proportional to the length of the same. This basic concept used in string instruments is illustrated here. Technical specification of the gadget:product size: 9’*1’ 2" GI pipe B class, 1 1/2" GI pipe 2mm thick, FRP guitar4mm iron rope, Small Hammer50mm OD seamless pipe, 4mm Plastic coated steel pipe etc.

Supply & installation of ‘SIMPLE CAMERA’ including fabrication,Painted with good quality PU coating with proper surfacepreparation , Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanationboard in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: The inverted image tells us the story of convex lens and property of light rays. Technical specification of the gadget:product size: 2’ X2’1 ”*1/8 ms Flat, FRP box for mirror and lens Convex lens 1 no 14”*14” smoging mirror 1 no 6204 bearing etc.

Supply & installation of‘PARABOLIC DISHES’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete.Concept: Sounds waves can behave light light rays. They reflect, converge & diverge. A set two identical parabolic dishes explains it well. TECHNICAL SPECIFICATION:FRP Dish Diameter – 54” – 2 Nos Height – 6’ Above G.L No of dishes – 2 2 Nos – Rods at focal point – 25 mm GI ‘B’ class etc.

Supply & installation of‘SWING IS A PENDULUM’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete.Concept: The frequency of a simple pendulum is inversely proportional to it's length. Here three swings with 3 different lengths are suspended to play. The longest swing has very less frequency while comparing the shortest swing having more frequency. TECHNICAL SPECIFICATION:Overall dimension: Height -10’ width -5' .length -10'.

Supply & installation of ‘DNA MODEL’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: The component of dna chain is explained here with labeling of anennine ,thayamine ,cytocin, guanine Technical specification of the gadget: product size:28”dia height :8’ 1 ½ gi pipe thickness2mm 10mm rod 2.5” dummy 3” dummy a10 no,t 10 no,g 10no,c 10no,p 32,s 32 no aluminium sticker etc.

Designing, Supply & installation of ‘CRYSTAL STRUCTURE’including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: The array of crystal structure for sodium chloride is explained with three dimensional. Technical specification of the gadget: PRODUCT size:(27”*27” ) - 3nos height :3’hollow ball, 1/2" GI pipe, 9" dia MS round plate, 3 cubic crystal structures, Simple cubic structure of Nacl, Face centered cubic, Body centered cubic structure etc.

Designing, Supply & installation of ‘PERIODIC TABLE’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept:All elements are introduced with their symbol. Atomic weight, atomic number and crystalline structure of each element can be learnt. Technical specification of the gadget:Overall dimension – 5’ long: 5’ high. Main frame made up of 40 m.m galvanized iron pipe.

Supply & installation of ‘HUMITIDY METER’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: The percentage of humidity present in the atmospheric air can be noted here. Technical specification of the gadget: product size: 1’ X 1’ panel height : 2'humidity meter 1no FRP panel for Meter, Post 1" GI pipe B class 1 1/4 * 1/4 M angle etc.

Supply & installation of ‘MAXIMA, MINIMA THERMOMETER’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: Important meteorological data like a day’s maximum and minimum temperatures can be noted down here.Technical specification of the gadget: product size: 2' X 2’height: 2' Thermometer 1no FRP panel for Meter, Post 2" GI pipe B class 1 1/4 * 1/4 M angle etc.

Supply & installation of ‘RAIN GAUGE’ including fabrication, Painted with good quality PU coating with proper surface preparation, Packing loading unloading transportation to site fitting, Commissioning, demonstration with explanation board in two language (English & Tamil) comprehensive A.M.C with spare parts for 1 Year with proper planning site visit & Design etc. complete. Concept: The standard meteorological non- recording type rain gauge is installed here for collecting everyday rainfall data. Technical specification of the gadget:product size: 1’dia height: 1.5’raingauge jar with cover Rain gauge jar fixed in cement block etc.

A.Alagesan (BID ID -1223296)