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Five different metal spokes (aluminum, steel, brass, copper, and nickel) extend from a center hub, and are connected to a wooden handle. The hub is heated and the students watch as wax (included) falls from each spoke in the order of conductivity. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including lead and nickel, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov. Our products are not toys. Use in a laboratory or educational setting only. Not for children 13 and under.
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🇺🇸 Ship from USA · On Agora since 2025
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