Find out what goes on every day inside of the human body! This title offers children an exciting voyage through the lungs. Detailed illustrations, color photos, and simple text combine to make a fun and easy introduction to how lungs work. This book also includes simple activities and crafts like Full of Hot Air, Breath Rate and how to make a Lung with how-to photos to further engage young learners. Super Sandcastle is an imprint of ABDO Publishing Company.