Homopolar Motor Kit
- Buy 5 for $5.15 each and save 3%
- Buy 10 for $5.04 each and save 5%
- Buy 50 for $4.78 each and save 10%
The parts for the Homopolar Motor project that you might not have at home already -- the 20 millimeter gold plated disk magnet, and the alligator test lead. The wood screw and battery you probably already have.