Reading Metrics
Grade Level
Lower Grades (LG K-3)
Book Level
4.5
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
1448
Points per Word
0.000345
Page Count
24
Points per Page
0.020833
Description
This book explains why Earth's landmasses have changed over time and examines the impact of plate tectonics on volcanoes, earthquakes, and the formation of mountains and rift valleys.