Description
Text and illustrations describe the six simple machines upon which all others are based; these include the pulley, the lever, the wheel, the inclined plane, the wedge, and the screw
Book Details
Format
Paperback
Pages
32 pages
Language
English
Published
Jan 1, 1985
Publisher
Troll Communications Llc
ISBN-10
0816701679
ISBN-13
9780816701674