Pulleys
By: James De Medeiros
Series: Simple machines
Publisher: AV2 by Weigl
Published: 2014
Place of publication: New York, N.Y
Language: eng
Number of pages: 24
ISBN-13: 9781621274261; 9781621274322
Subjects: Pulleys; Juvenile literature
Description: "Presents information on simple machines with a focus on pulleys. Explains what a pulley is, how pulleys 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 pulley?; title: Push and pull; title: Uplifting machines; title: Foiled by friction; title: Single pulleys; title: Pulling together; title: History on the ropes; title: Gaining an advantage; title: Surfing simple machines; title: Science in action; title: What have you learned?