Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.6
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
4124
Points per Word
0.000242
Page Count
48
Points per Page
0.020833
Description
This introduction to igneous rocks discusses how they form, where they are found, the different types, their uses, and other related topics.