Physics Mechanics and thermodynamics equipment Set, includes 42 pieces. 3 plastic cases to hold all pieces. Endless Topics can be taught, great equipment kit to outfit a new physics classroom or boast an old one Universal base, with knobs 2 expansion clamp with rod (4 Prong), 2 Support rod, rounded ends, length 350mm 4, Marriott's bottle 1, Tube for Marriott's bottle, glass 1, "Cartesian diver " 1, Perspex tube for Cartesian diver 1, Hare's apparatus 1, Silicone tubing, 2mtr 1, Plastic boss head with knobs 2 Centrifuge tube, for Cartesian diver 1, Rubber stopper, 1 hole for Marriott's bottle 1, Rubber Stopper, Solid for Cartesian's diver 1, Ping-pong ball, 1 Force pump, 1 Viscosity tube, 1 Base for Capillary tube and Communicating vessels, 1 Beaker 250ml plastic, 2 "PVC transparent tube 25cm ", 1 Styrofoam ball, 4 Pascal apparatus ball, 1 Food Color, 1 Drying tube U shaped, 1 Venturi's tube, 1 Syringe 5ml, 1 Syringe 20ml, 1 U-Tube manometer with stand 1 U-Tube manometer base, 1 Communicating vessels, 1 Capillary tubes, 1 Funnel 10cm plastic, 1 Silicone grease.