Kris Hirschmann Books
Extreme Places The Highest Mountain Extreme Places
By Kris Hirschmann, Kristine Hirschmann
Describes the geography, climate, animals and plants, measurement, exploration, and ecology of Mount Everest.
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Quicksand
By Kris Hirschmann, P. M. Boekhoff Stuart A. Kallen
Discusses what quicksand is, how it is formed, its dangers, and how to avert disasters.
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