Levers at work
By: Dawn LaMachia
Series: Zoom in on simple machines
Publisher: Enslow Publishing
Published: 2016
Place of publication: New York, NY
Language: eng
Number of pages: 24
ISBN-13: 9780766067325
Subjects: Levers; Simple machines; Juvenile literature
Description: "Describes levers, including the history, function, and everyday uses"--
Notes: Includes bibliographical references (page 24) and index.

Ages 7+

K to grade 3
Table of contents: title: words to know, A lever is a simple machine; title: Classes of levers; title: Using leverage; title: Everyday levers; title: Experiment.