Investigating the Respiratory System
Investigating the Respiratory System
The average person takes 17,000 breaths per day. This fascinating book examines the mechanisms that make breathing work and the diseases that make breathing difficult. Full-color illustrations help readers visualize the respiratory system at work. Free downloadable Teacher's Guide available.
81.53Lei
81.53Lei
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The average person takes 17,000 breaths per day. This fascinating book examines the mechanisms that make breathing work and the diseases that make breathing difficult. Full-color illustrations help readers visualize the respiratory system at work. Free downloadable Teacher's Guide available.
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