Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
4.1
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
1565
Points per Word
0.000319
Page Count
32
Points per Page
0.015625
Series
Natural Phenomena
Description
This book explains what causes humpback whales to migrate and helps readers learn ways people study and protect them.