Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.3
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
2446
Points per Word
0.000204
Page Count
33
Points per Page
0.015152
Series
PM Plus Ruby
Description
Over millions of years, frogs have adapted to their habitat. Recent changes to the environment have affected fragile frogs unable to cope with problems such as pollution, habitat destruction, and the greenhouse effect.