Dig in! hands-on soil investigations.

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Bibliographic Details
Corporate Authors: National Science Teachers Association, ebrary, Inc
Format: Electronic eBook
Language:English
Published: Arlington, Va. : NSTA Press, c2001.
Subjects:
Online Access:An electronic book accessible through the World Wide Web; click to view
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Description
Item Description:"NSTA Stock Number: PB159X"--verso of title page.
"Published with support from the Natural Resources Conservation Service, U.S. Department of Agriculture"--title page.
Physical Description:xxii, 129 p. : ill.
Bibliography:Includes bibliographical references (p. 123-126).