Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
7.0
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
4231
Points per Word
0.000236
Page Count
32
Points per Page
0.03125
Series
Engineering in Action
Description
This book explains how optical engineers have created instruments and technologies such as telescopes, microscopes, cameras, and televisions and how the process of engineering design can be combined with the study of light and vision.