Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.6
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
1651
Points per Word
0.000303
Page Count
24
Points per Page
0.020833
Description
Readers learn about the rock cycle and the properties of igneous, sedimentary, and metamorphic rocks.