bids are invited for activity based science lab newton’s cradle ( large wooden ) longitudinal waves ( slinky toy ) phases of moon eclipse seasons telescope newton color disc ball and ring heat conductivity manometer hydraulic press inclined plane model simple motor wind mill magnifying glass bar magnets 50mmx10mmx6mm led torch prism38x38mm right angle equilateral prism equilateral prism50mmx50mm concave mirrors convex mirrors convex lens concave lens globe curcuit board ( electrical ) van dee graff generator maxwheel mathematic model ( geometrical ) meter scale, half meter pendulam ( distance ) pendulam wind wheel ac / dc power supply centripital froces solar system dynamo ac / dc with motor eddy current double cone inlind plane solar kit solar fan solar pump magnetic field student microscope human torso hearts brain digestive 21x8 nervous 21x8 foot joint hip joint hand joint ambeba 9x13 hydra plant cell animal cell prepared slide for microscope, planttissue prepared slide for microscope, animaltissue ( common 30 ) prepared slide for microscope, binaryfission amoebaprepared slide for microscope, yeastbuddinspecimen in plastic jar, zoology specimens ( common ) specimen in plastic jar, botany test tubes 100 pcs packing neutral glass conical flask 250 ml measuring cylinder 100ml syringe coverslips funnels 75mm glass rods glass trough 8x4 round bottom flask tripod stand wire gauze spirit lamp spatula tongs forceps filter paper stop watch rubber cork - one hole rubber cork - without holes rubber cork - two holes rubber cork - one hole test tube stand plastic tray delivery tubes for test tubes test tube holders motor & pestle marbles gloves test tube cleaning brush thermometers red litmus blue litmus iodine solution methanol ethanol sodium bi carbonate sodium carbonate cresol red indicator solution methylene blue lime water potassium permanganate starch ( potato ) pure benedicts reagent cupric sulphate pentahydrate crystal sodium hydroxide pellets hydrochloric acid n10 sulphur powder ( resublimed ) magnesium ribbons acetic acid calcium chloride fused ( for elementry copper oxide red phenolphthalein indicator extra pure lead nitrate potassium iodide extra pure barium hydroxide ammonium chloride ammonium dichromate iron ( metal ) filling acetone extra pure ammonium iron ( iii ) sulphate extra pure vitamin and balance diet laboratory safety shape atomic structure type of soil air pollution parts of roots newton law of motion frog life history india maps world map skeleton and bones scientiist group optics type of soil total quantity : 9