LEARN HOW To MAKE GREAT INVENTIONS! Discover the history and the science behind classic inventions and experience your own "Eureka!" moments of inspiration with the projects in this unique book. Through the ages, resourceful humans have found ingenious ways to meet the need of the moment with inventions ranging from catapults to colorful dyes to batteries. With this fantastic collection of fun, hands-on projects, you will uncover the answers to intriguing questions like: Who created ink? Why did Archimedes invent the water screw? And how did cave artists come up with paint? Plus, you will learn how and why these inventors were inspired, and how to come up with your own inventions. With easy-to-follow instructions on how to make some common things we often take for granted, from paper to compasses, Reinvent the Wheel is packed with exciting projects and challenges. There are still many problems to be solved and gadgets to be invented. Maybe you'll be the next great inventor to change the way we live.