Reading Metrics
Grade Level
Lower Grades (LG K-3)
Book Level
6.6
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
1745
Points per Word
0.000287
Page Count
31
Points per Page
0.016129
Series
Secrets of the Animal World
Description
Describes the physical characteristics, habitat, behavior, ancestors, and engineering abilities of these intelligent water-dwelling mammals.