Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.3
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
2375
Points per Word
0.000211
Page Count
32
Points per Page
0.015625
Description
This book introduces the smallest known planet in the solar system as well as its moon. The coauthor is Richard Hantula.