Vehicles, Boats & Accessories

Kraul’s ingenious Trout Boat is powered by the force of flowing water! At first, it floats away with the current, unwinding its string. But once th...

Build your own car and set it in motion—no batteries required! This engaging kit introduces children to the basic principles of magnetism and motio...

Meet Wendolin, the clever little car powered by gravity! With a hidden ball bearing under the hood, Wendolin springs into action as soon as the sur...