Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
7.6
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
7922
Points per Word
0.000126
Page Count
72
Points per Page
0.013889
Series
Our Endangered Planet
Description
This book discusses the formation and the role of different types of soils and how they have been endangered through unwise farming, mining, and grazing. The coauthor is Mary M. Rodgers.