KidWind 2V/400mA Solar Panel, C0034, for demonstrations and experiments. External screw terminals and attached clip cords make the panels easy to use, Dimensions: 62 mm x120 mm
Electrostatic Friction Rod Kit, includes: -3 fabric cloths (wool, cotton, silk) -3 rods (glass, ebonite, lucite), provides the necessary tools to free both positive and negative charges for exploration into electrostatic forces, 0.4 lbs, 9.8x6.0x1.8in
Force Table - Precision, 40Cm-Diameter, Extra Thick, Machined Aluminum Tabletop, Easy Assembly, Specially Designed So Your Pulleys Won'T Wobble, Includes A Sturdy Support Rod And Heavy Tripod Base, A Great, Quick Quantitative Demonstration Or Lab Activity
Cube, Individual cubes for density experiments, Available in eight different materials: acrylic, aluminum, brass, copper, nylon, polypropylene, PVC, and steel, Each material is represented by a 1/2inch, 1inch and 11/2inch cube