Looking Into the Grand Canyon by Martha London

Looking Into the Grand Canyon

Looking at Layers

Martha London

24 pages missing pub info (editions)

nonfiction childrens nature science medium-paced
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Description

Explore the Grand Canyon's layers from the nearly 2-billion-year-old rocks of the Pre-Cambrian Era to the few formations of the Mesozoic Era. Learn about the different kinds of rock that make up the canyon and how the Colorado River carved them in...

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