Take a global tour in four themed episodes, answering the simplest questions about the complex forces that shape our planet. Why is water blue? How can a shape defy gravity? Why do bees make hexagonal honeycombs? And how do these things affect our own lives? Discover what lies beneath Earth's startling beauty as we reveal the secrets of our cosmos and the natural forces that govern everything within it.
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Details
ISBN:9781627898102
ISBN:1627898107
Physical Description:2 videodiscs (240 min.) : sound, color ; 4 3/4 in.