Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
8.7
Points
2.0
Fiction/Nonfiction
Nonfiction
Word Count
11218
Points per Word
0.000178
Description
This book explores the structure of the heart and how the circulatory system transports essential substances to our body's cells. It explains the different illnesses or conditions that can affect the heart and blood and outlines way to keep us healthy.