GraviTrax: Tip Tube (GraviTrax Accessory) social development Choose from six obstacle courses

Choose from six obstacle courses using buttons and levers to maneuver your character's kart in a race to the finish

Wallet Motocross

- weather resistant

see how quickly you can find all the matches by turning over two at a time

to make the ball hover up and down or make it float in place

GraviTrax: Tip Tube (GraviTrax Accessory) social development Choose from six obstacle coursesCapture your marbles and watch them spill back into the race with the GraviTrax Tip Tube! Stop, collect, and release the marbles with the Tip Tube! Perfect for racing, the Tip Tube gathers the marbles in a tube and releases them down a different track all at once when the weight of the marbles is too much. This accessory also includes 6 additional tracks and must be combined with the GraviTrax Starter Set. GraviTrax is a modular, electronic free