The level 1 earth science DVDs include 12 interesting lessons presented by Myrna Martin. This DVD is a perfect supplement to the Sedimentary Rocks Manual and includes lessons on clastic rocks, sandstone, limestone, salt and others. Each lesson is interesting and short and provide additional information about the topics the student will read about in the manual. Hands-on activities are extension ideas that can be put out on the shelf for further enrichment.

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