Readers will learn what soil is made from and how it is formed, about the different kinds of soils and how we can conserve this important natural resource.
Paperback, 48 pages
Published January 1st 2007 by Lerner Classroom
(first published September 28th 2006)
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Sally M. Walker has written science books for children, including Earthquakes, an NSTA/CBC Best Science Trade Book of 1997. She lives in DeKalb, IL.More about Sally M. Walker...