Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.6
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
8334
Points per Word
0.00012
Page Count
48
Points per Page
0.020833
Series
Earth and Space
Description
This book explains what the inner planets are made of, discusses how they formed, and describes the orbit, rotation, environment, makeup, and moons of Mercury, Venus, Earth, and Mars.