Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
8.8
Points
2.0
Fiction/Nonfiction
Nonfiction
Word Count
10989
Points per Word
0.000182
Page Count
63
Points per Page
0.031746
Description
This book discusses plate tectonics, the theory that the surface of the earth is always moving, and the connection of this phenomenon to earthquakes and volcanoes.