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Respiratory System

G. Hansen

This title teaches Your readers about the respiratory system. Students learn that the respiratory system and circulatory system are best buds, and about how oxygen moves from the air, to the lungs, into the blood and to cells throughout the body. Gr. K-3

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Full-color photos & Illustrations Glossary Index 24 pages 11-1/4" x 9-1/4" ©20