Is it a plane or a train? This fun propeller engine combines elements of both types of transport for a novel play experience. Powered by two AAA batteries, the engine's propeller spins when either forward or reverse gears are chosen.
Is it a plane or a train? This fun propeller engine combines elements of both types of transport for a novel play experience. Powered by two AAA batteries, the engine's propeller spins when either forward or reverse gears are chosen.