6631X1 First Edition. Lothrop, Lee & Shepard, New York: 1987. 120 pages. Hardcover, no dustjacket. Good condition. Invites you to explore the remarkable forces that change and shape the earth. Easy-to-do experiments with readily available materials like plastic wrap and hard-boiled eggs dramatically demonstrate the processes that have molded the earth's crust over millions of years. For a fun-filled, fact-filled introduction to your home planet - dig in! Includes a glossary and an Index. ISBN: 0688059864 $38.10USD
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