hovercrafts, rockets, and more
"Make a rocket from a plastic bottle, a hovercraft from a balloon, and a drag racer from cardboard! These amazing science projects use readily available items and have simple step-by-step instructions. Discover the science behind each experiment. They're quick to make and fun to show your friends and family. They bounce, they fly, they push, they whirl they're forces and motion!"--Amazon.com.
