Reading Metrics
Grade Level
Lower Grades (LG K-3)
Book Level
4.4
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
1248
Points per Word
0.000401
Page Count
24
Points per Page
0.020833
Description
Readers learn about the function of thorns, spines, and prickles and how they are successful in keeping away enemies and predators.