Reading Metrics
Grade Level
Lower Grades (LG K-3)
Book Level
4.2
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
692
Points per Word
0.000723
Page Count
24
Points per Page
0.020833
Series
Animals Without Bones
Description
A simple introduction to the physical characteristics, life cycle, and habitat of sea urchins and related species.