"This edition is only available for distribution through the school market."
Summary:
Young readers can explore the changing earth they inhabit with this question-and-answer formatted book. In simple conversational style, the Bergers answer questions about how rocks are formed, what makes a volcano erupt, and explain that mountains cannot only grow taller, but shorter as well.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.