Institute of ImaginationRobot LabRobot Lab

Step 7 of 7

Invent your own

Decorate your box as a vehicle, creature or robot. What could you fix to a wheel or axle, so something moves as it rolls?

Side view of a box on two wheels pulled by a string; a split pin through the back wheel, away from the middle, pushes a card strip that makes a shape on the box wave