Blast off into the wacky world of gadgets!<br><br>Have you ever wondered what makes airplanes fly, how boats float, or why your doorbell works? <br>* Would you like to build your own flying, floating, diving, spinning, howling, scooting objects? <br>* Are you looking for a terrific science project that moves?<br><br><br>If you answered "Yes!" to any of these questions, then Rocket Science is for you. It 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 lots of other wonderful gizmos. All of the projects are safe and easy to make out of stuff you can find around your house.<br><br>This amazing book covers a wide variety of science topics, including mechanics, air power, water power, electricity, magnetism, chemistry, acoustics, and optics.