Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.3
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
1779
Points per Word
0.000281
Page Count
22
Points per Page
0.022727
Description
Spectacular photographs and dynamic text explain about some of the world's strange creatures that have gone before us and why they became extinct.