PineCar Program Guide, A 19-page, fully-illustrated race sponsor's guide with easy step-by-step instructions on conducting a PineCar Derby or SailBoat Raingutter Regatta, information on how to plan the event, set up the race floor plan, select the car and sailboat kits
Lenzft s Law Kit, includes: -Lenzft s law apparatus -Dynamometer -2 magnets, Length (in): 13.5, Width (in): 5.8, Height (in): 1.5, provides the necessary tools to discover concepts involving Faradyft s Law, magnetism, and eddy currents