Product Description
Night and day, whether you're asleep or awake, your heart is always beating. Read and find out how your heart works and how to keep it healthy.Product Videos
Custom Field
Author Paul Showers
Binding Paperback
Series Let's Read-and-Find-Out Science
Language English
Book Type Nonfiction
Grade Content 2
Lexile 500
Accelerated Reading Level 3.3
Subject Science
Copyright 2001