Fossil collecting is a way to connect with the past. There’s something mysterious and powerful about holding a 400-million-year-old creature in the palm of your hand.
Fossils-Facts-and-Finds
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Timeline showing the geological evolution of Earth, with brief explanations of each period
The Geological Evolution of the Earth
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Excellent interactive tool for a review of of various geologic eras, as well as the formation and structure of the earth and it's atmosphere.
Smithsonian Department of Paleobiology
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6th grade test Study Guide
StudyStack
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Great Outline of basics information on glaciers and deposits
State of Missouri
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