Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
8.4
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
7923
Points per Word
0.000126
Page Count
64
Points per Page
0.015625
Description
This book investigates the natural processes that lead to an ice age, and considers the effects of global warming on the future of the Earth's climate.