Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.8
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
2887
Points per Word
0.000173
Page Count
32
Points per Page
0.015625
Series
Wonders of Our World
Description
This introduction to rocks and minerals includes their types, origins, and uses.