Smartivity Crazy Wheels
- Pick up your Launcher. Hold it tightly. Insert the Gear, and Lock the Wheel. Pull the Gear to launch the Wheel! Knock off the blocks! Fly off the ramps! Run crazy turns with your Crazy Wheels! What’s more? Explore the concepts of Gears, Friction and Rolling Momentum with so much fun.
- this is best cray wheels . kid will like it