"From playing on a seesaw to swinging a baseball bat, levers are a simple machine that can be found everywhere. However, it may not be easy for readers to know exactly how these common devices work. This book is here to help with captivating full-color photos, including a gallery of familiar objects that use levers. Readers learn through concepts that align with elementary STEM curricula that levers consist of a plank that pivots on a fulcrum and...

"Relevant images match informative text in this introduction to levers. Intended for students in kindergarten through third grade"-- Provided by publisher.

Introduces the workings of various kinds of simple machinery with moving parts, such as pulleys, levers, gears, cams, and conveyor belts and provides instructions for building these machines out of cardboard and other easily obtainable materials.

A young Mammoth Islander observes some children playing on a see-saw and is inspired to try a simple machine called a lever to get her job done.