History of Life - Extinction, An End and a New Beginning
Product Number: SB51703
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This item has been discontinued
Sorry, this product is no longer available. Grades 6-12.
Mass extinctions have shaped and reshaped life on Earth since the beginning of time. In this program, chronicle the history of mass extinctions and their effects on evolution. Learn how these events not only destroy life, but also create the fertile ground from which new life can take root. Approximately 50 minutes. Close captioned.