Every time you turn on a faucet, ride a bike, or open a door, you're using a simple machine called a wheel and axle. This book uses clear text and practical, every-day examples to explain the physics behind the wheel and axle. Easy-to-read diagrams and large, vivid photographs aid understanding, and experiments encourage students to learn first-hand how this helpful simple machine works.

"Simple Machines! introduces kids to the concept of mechanical advantage and harnesses kid-power by inviting them to build machines of their own design. This book also opens eyes and minds to the diversity of machines in their lives, and sparks the imagination with challenge, humor, and achievable projects"--Publisher.

For use in schools and libraries only. Includes an assortment of activities using such simple machines as pulleys and levers.

Introduces simple machines, including screws, levers, wedges, and pulleys, describes how each makes everyday life easier, and provides activities demonstrating these machines in action.

"Uses popular cartoon character Wile E. Coyote to demonstrate science concepts involved with simple machines"--Provided by publisher."--

Audisee® eBooks with Audio combine professional narration and text highlighting for an engaging read aloud experience! What do a doorstop, a butter knife, and the front of a boat have in common? All of them are wedges! Wedges are simple machines. They help us to do jobs more easily. But don't take our word for it. Put wedges 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!

Introduces six simple machines, describing how they work in more complex machinery and how they are used every day.