We may know where the Columbia River is, but do we know how it was formed? Why is the Willamette Valley such a great place to raise crops? Why is the landscape of Central and Eastern Oregon so different from the rest of the west side of the state? Students learn the answer to these questions and more! The readings are written to teach middle school students about the three major catastrophic geological factors that created the landscape we see in Oregon and throughout the Northwest today.
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