Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
8.3
Points
2.0
Fiction/Nonfiction
Nonfiction
Word Count
10977
Points per Word
0.000182
Page Count
80
Points per Page
0.025
Description
This book describes the formation of Earth, the composition of its surface and interior, and the effects of earthquakes and volcanoes.