Make, experiment, and play! This activity kit will have you building 11 machines including a gravity powered car and a wacky boxing robot. The fun doesn't stop once you've completed all of the projects in the book - open-ended prompts will inspire you to continue experimenting with your own designs and modifications.
Meet the Gadgets
You can build all 11 of the following machines!
The Claw, Classic Catapult, Spin-O-Vision, Ghost Guzzler, Rollin' Rex, Flywheel Cruiser, Your Own Personal Fan Club, Mix Master 3000, Micro Movie Maker, Robo-Boxer, Gravity Drop Coaster