What Is a Pulley?

By Lloyd G. Douglas

Book Overview

Full-color photographs and simple text introduce young readers to the fundamenetals of the mechanics that drive simple machinery.

• Format: Paperback
• Language: English
• ISBN: 0516240242
• ISBN13: 9780516240244
• Release Date: January 2002
• Publisher: Children's Press(CT)
• Length: 24 Pages
• Weight: 0.12 lbs.
• Dimensions: 0.1" x 6.6" x 6.4"
• Age Range: 4 to 8 years
• Grade Range: Preschool to Grade 3