Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
4.1
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
1856
Points per Word
0.000269
Page Count
48
Points per Page
0.010417
Series
Super Science Facts
Description
Readers learn about ice sheets, glaciers, permafrost, and other things that make up Earth’s ice.