Reading Metrics
Grade Level
Lower Grades (LG K-3)
Book Level
2.5
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
434
Points per Word
0.001152
Page Count
32
Points per Page
0.015625
Description
This introduction to asteroids and comets explains what they are, how they are formed, how they move through space, and what scientists can learn from them.