Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.4
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
3411
Points per Word
0.000293
Page Count
40
Points per Page
0.025
Description
This book explores the theory that the collision of an asteroid with Earth ended the Cretaceous Period and caused the extinction of the dinosaurs.