Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.9
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
4834
Points per Word
0.000207
Page Count
32
Points per Page
0.03125
Description
This book describes many uses of light such as for illuminating a room or performing an intricate surgical procedure. Also, it explores light in all its forms, from the ultraviolet light emitted by the Sun to the lasers found in a stereo.