Simple Machines Everywhere

The military is known for its big, powerful, and complex machinery. This book, however, lays out a number of examples, modern and historic, of how the armed forces use simple machines. A compelling presentation of physical science curriculum points.

Simple machines are so common in our lives that we tend to overlook them even though they're all around us-even during our favorite holidays! With explanations of the different kinds of simple machines, their mechanical advantages, and the ways each is used during various holidays, students will develop a deeper understanding of a fundamental component of the physical science curriculum.

Young readers probably don't realize that brooms are actually machines. The same goes for door handles, stairs, and many other objects that are commonly found in homes. Students will learn about mechanical advantage, force, and energy, and they will be able to recognize the simple machines they use in their own daily lives.