Springbots 3-in-1 Spring-Powered Machines C2211 If You're Happy and You

If You're Happy and You Know It

pick your battle and bounce ping pong balls into the game cube to win

General’s expressive face is detailed with a generous amount of airbrushing and a sculpted black nose

and it'll SQUAWK

and putting them together is great fun for children ages 2 years & older

Springbots 3-in-1 Spring-Powered Machines C2211 If You're Happy and YouBuild a motorized robot, race car, and countdown timer all that run without any batteries or electrical power! The secret behind these fascinating machines is a power source called a mainspring a spiral shaped spring that stores up energy when wound up by hand, and then converts that stored energy back into motion when it discharges. The mainspring inside the robot turns gears which enable it to march forward on two legs. The race car zooms across the