Simple Machines: Screws

by Valerie Bodden

Book Overview

A foundational look at screws, explaining how these simple machines work and describing some common examples, such as jar lids, that have been used throughout history. This description may be from another edition of this product.

• Format: Paperback
• Language: English
• ISBN: 0898125820
• ISBN13: 9780898125825
• Release Date: February 2011
• Publisher: Creative Paperbacks
• Length: 23 Pages
• Weight: 0.22 lbs.
• Dimensions: 0.1" x 4.0" x 8.5"
• Age Range: 5 to 7 years
• Grade Range: Preschool to Grade 2