Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.9
Points
2.0
Fiction/Nonfiction
Nonfiction
Word Count
9540
Points per Word
0.00021
Page Count
48
Points per Page
0.041667
Series
10: Physical Science
Description
This book ranks the ten most amazing and mysterious wonders of the universe, including quasars, black holes, and supernovas.