Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.2
Points
3.0
Fiction/Nonfiction
Nonfiction
Word Count
17908
Points per Word
0.000168
Page Count
72
Points per Page
0.041667
Description
Astronomer Ken Croswell explains the life of stars and their many forms and patterns in our solar system.