Energy Tube, teaching resource for an array of scientific concepts: open and closed circuits, conductors vs. Insulators, light waves, sound waves,currents, and energy, When a conductor touches both of the electrodes on tube, tube emits a sound and flashing red/green/blue LED lights
Radiation Can, for demonstrating solar energy and heat transfer, place in the sun or near a bright light bulb and watch the temperatures rise, Set of three 500ml cans
Air Puck, perfectly balanced and glides on a cushion of air for nearly frictionless motion across any smooth surface. Sturdy bumpers will survive collisions with walls, shoes, or other Air Pucks.
Hall'S Carriage, One-Piece Aluminum Wheels And Axles Mounted In Cone Bearings, For Dynamics Experiments, For Low Friction Operation. One Piece Plastic Body With Facility To Add Weights On The Top. Used With Inclined Planes, Size 13.5 X 7 X 3.5 Cm
Fan Cart, weight: 0.5 lb., dimensions: 6in x 5in x 5in, two AA size batteries, propeller delivers a thrust of about 88mN, accelerating the cart at 0.4 m/s2