Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
7.8
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
8390
Points per Word
0.000119
Page Count
48
Points per Page
0.020833
Series
Maps & Mapmakers
Description
This book explains what our study of outer space has revealed to us about the planets and other heavenly bodies.