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Questions About This Book?
What version or edition is this?
This is the edition with a publication date of 1/31/2009.
What is included with this book?
Huff & Puff, our Body Buddy lung twins explain how the lungs and respiratory system function. Readers are introduced to the bronchial tree. They discover how the diaphragm and intercostals muscles help the lungs fill and empty. There are sections on the dangers of smoking, good health practices, respiratory illnesses, and amazing facts.