by Sonya Newland (Author), Diego Vaisberg (Illustrator)
Find out how the six simple machines -- levers, pulleys, wheels, planes, wedges, and screws -- work, and how engineers put them to use. Build your own pulley system, experiment with levers, and more!
Number of Pages: 32
Dimensions: 0.08 x 10.24 x 8.03 IN
Illustrated: Yes
Publication Date: January 01, 2022