Reading Metrics
Grade Level
Lower Grades (LG K-3)
Book Level
4.9
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
1627
Points per Word
0.000307
Page Count
48
Points per Page
0.010417
Series
True Book
Description
This book describes the physical characteristics, habits, and natural environment of pterosaurs and discusses theories on why they became extinct.