Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
4.3
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
1796
Points per Word
0.000278
Page Count
24
Points per Page
0.020833
Description
This introduction to the human digestive system explains what it is and how it works, looks at the different parts of the digestive system, and discusses why people get upset stomachs.