Find out what goes on every day inside of the human body! This title offers children an exciting voyage through the heart. Detailed illustrations, color photos, and simple text combine to make a fun and easy introduction to how the heart works. This book also includes simple activities and crafts like We've Got a Beat, Valuable Valves and how to make a Heart with how-to photos to further engage young learners. Super Sandcastle is an imprint of ABDO Publishing Company.