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Web Geological Time Machine - http://www.ucmp.berkeley.edu/help/timeform.html
A simple table of the different time periods contains links to details of the rocks, fossils and locations of each one. |
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Earth Floor: Geologic Time - http://www.cotf.edu/ete/modules/msese/earthsysflr/geotime.html
Explains how the age of the earth is divided up into periods of time, and provides simple definitions and illustrations of the different names. |
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Comprehending Geological Time - http://www.athro.com/geo/hgfr1.html
An interactive tool to calculate time periods and human history in terms of different measurement scales such as a meter, a day or a million years. |
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Life Through Geologic Time - http://www.carlwozniak.com/earth/Life.html
A pictorial history of life on Earth, with events and fossils linked from the relevant period or epoch. |
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Dr. Bob's Geologic Time Page - http://www.ux1.eiu.edu/~rbjorstad/geoltime.html
Basic information about the geologic time scale and mnemonics to help remember the various periods and epochs. |