Huff & Puff, our Body Buddy lung twins make learning about the lungs and respiratory system exciting! Readers are introduced to the bronchial tree. They will discover how the diaphragm and intercostals muscles help the lungs fill and empty. Easy-to-follow text will guide young readers through this detailed topic, helping to ensure absorption of the material.
The Remarkable Respiratory System
Crabtree Publishing Company
How Do My Lungs Work?
Slim Goodbody's Body Buddies