Download or read book Put Wheels and Axles to the Test written by Sally M. Walker and published by Lerner Digital ™. This book was released on 2017-08-01 with total page 40 pages. Available in PDF, EPUB and Kindle. Book excerpt: Audisee® eBooks with Audio combine professional narration and text highlighting for an engaging read aloud experience! What do bicycles, doorknobs, and screwdrivers have in common? All of them use wheels and axles to perform work! Wheels and axles are simple machines. They help us to do jobs more easily. But don't take our word for it. Put wheels and axles to the test with the fun experiments you'll find in this book. As part of the Searchlight BooksTM collection, this series sheds light on a key science question―How Do Simple Machines Work? Hands-on experiments, interesting photos, and useful diagrams will help you find the answer!