Geology (Let's Explore Science)

Posted By : AlenMiler | Date : 24 Jun 2009 20:48:00 | Comments : 0 |

Tim Clifford , "Geology"
Publisher: Rourke Publishing | 2008-01-30 | ISBN 160044623X | PDF | 48 pages | 3.9 MB

What is geology? -- The earth's layers -- Soil -- Plate tectonics -- Types of rocks -- Land formation -- The rock cycle -- The secrets in rocks -- Amazing rock formations.

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