Klutz LEGO Crazy Action Contraptions
From the Supercharged Speedster to the Wall Rocket Racer to the Squeezeclaw Grabber—these contraptions spin, stretch, speed, or spring into action. And they’re totally buildable thanks to super-clear instructions and step-by-step diagrams.
- More than 100 LEGO building pieces, including bricks, plates, axels, gears, wheels, pegs, connectors, and a crank.
- 5 rubber bands
- 2 O-rings
- Handy storage tray