bids are invited for allscientific apparatus, laboratory equipment, etc total quantity : 5--wind generator model big, water turbine model, petrol engine model, diesel engine model, inclined plane, loop the loop, turbechut, parabolic microphone, sundial clock, funny mirror, marble race, archemedes screw, gear belt and chain, lever system, circular coil , eureka model, energy coversion device, solar system model motorised, phases of moon model motorised, newton s colour disc, kaleidoscope, perisope, dynamo model, electro magnetic bell, solar energy kit, bed of nails, multiple reflection of light, inertia apparatus, newton s cradle, floating fun magnets, magnetic kit set, human anatomy model, human brain, human eye model, human ear model, dental hygiene model, human heart, respiratory system model, animal cell, animal cell division meiosis, dna model construction kit, foetus development model, plant cell, human skin section , dissecting microsope, binocular electronic microscope, compund microscope, permanent slides in box, specimen in glass jar, pin hole camera kiti, centrifugal kit, centrifuge machine, wave motion hand operated, weightlessness experiment , inertia of motion with spring , spectroscope, resonance box, rocks collection set, mineral collection set, metals collections set, anemometer, infinity well, simple pendulum, coupled pendulum, depth perception, lateral shift, linear or circular pendulum, cycloid path, stroboscope, magic flower , pulley block, resonance, multi circuit board, multi activity on electricity and magnetism, faraday’s laws of electromagnetic induction kit , electromagnetic repulsion white light formation, tornado model, periodic table, light & optics teacher kit, switch working mood kit