This is a polished anodized aluminum sphere which, when grounded, is used to receive the intense arc discharges from the Van de Graaff generator dome. The flexible grounding lead is 90cm long and has a banana plug at one end which connects to the base of the sphere and an alligator clip at the other end which connects to the ground post on the base of the generator.
This is a classic demonstration toy of the powers of magnetic fields!
This kit includes several different projects that demonstrate the power of magnets!
Experience this sphere powered by the sun!
Buy Newton's Cradle or balance balls here! This classic science desk toy that will keep you amused and teach you physics.
Great microscope for viewing both slides and 3D objects such as flowers, bugs, rocks and more. Includes all accessories!
Every kid needs one of these spheres!
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