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Summary
Describes the heart, blood, and other parts of the body's circulatory system and explains how each component functions. Full description
Series: Smithsonian (Seymour Simon)
The brain: our nervous system
Destination: space
Earthquakes
The heart: our circulatory system
Oceans
Stars
The universe
Weather
Hurricanes
Lungs: your respiratory system
Our solar system
Penguins
The human body
Cats
Dogs
Dolphins
Gorillas
Global warming
Tropical rainforests