Rocket Science - 50 Flying, Floating, Flipping, Spinning Gadgets Kids Create Themselves

Shows you the science behind how things work by teaching you how to build a rocket boat, kaleidoscope, mousetrap car, stethoscope, compass, fruit-powered battery, and other wonderful gizmos. This book covers a variety of science topics, including mechanics, air power, water power, electricity, magnetism, chemistry, acoustics, and optics.