Levers
By: Jennifer Howse
Series: Simple machines
Publisher: AV2 by Weigl
Published: 2014
Place of publication: New York, N.Y
Language: eng
Number of pages: 24
ISBN-13: 9781621274254; 9781621274315
Subjects: Levers; Juvenile literature
Description: "Presents information on simple machines with a focus on levers. Explains what a lever is, how levers work, and includes examples of past and present uses. Intended for third to fifth grade students"--Provided by publisher.
Notes: Includes index.
Table of contents: title: What is a lever?; title: How do levers work?; title: Lever laws; title: Long-lasting levers; title: Lever types; title: Complex machines; title: Modern levers; title: Gaining an advantage; title: Surfing simple machines; title: Science in action; title: What have you learned?