Kids create 50 amazing contraptions that spin, fling, collide, and whiz!
Kids have fun creating all kinds of gizmos and gadgets that help them understand the laws behind motion, friction, gravity, rotation, balance, and energy.
They will build a catapult that sends marshmallows flying or send a marble on a wild ride down a room-sized marble ramp. They can even design a friction gobot, let gravity activate a dinosaur's head, meet Sir Isaac Newton, and have fun!
This book is chock full of clear and concise explanations of scientific terms, mini-biographies of inventors, and even historical context.
Winner of numerous science writing and education awards.
See More NEW PRODUCTS