A learning module where students tour the fossil record to learn what fossils are, how organisms become fossils, the factors that promote fossilization, how paleontologists find fossils, and why some organisms cannot be fossilized....

The American Geological Institute has done an excellent job of defining and explaining evolution in this online booklet. Darwin, fossils, natural selection, and change over time are some of the concepts that are covered. Make sure to see...

Find out what the fossil record tells scientists about the geologic and biological history of the Earth.

These pages are part of a site called "Evolution," that accompanies a textbook by the same name. Mark Ridley is the author. In this section he discusses how fossil records provide undeniable examples of evolutionary change.

Understand fossils and the fossil record as it relates to Earth's history.

Get ready to create your own definition based on scientific knowledge of evolution in this tutorial! This tutorial specifically explores the fossil record, cell's evolution, and homologies.

Learn about the Earth's evolutionary history during the Cambrian period. [3:25]

Explore the idea of live birth in prehistoric reptiles.

Learn about the different types of fossils that formed millions of years ago.

This site from BioWeb Evolution was originally created as a ThinkQuest entry, and it has some good basic information about evolution. This page is on fossils and geologic time.

Learn about the works of Charles Lyell, a geologist who studied Earth's history.

General information on the cyanobacteria, the blue-green algae and the features that make them different from prokaryotic bacteria. Also included are pages that point to more specific info, like life history and fossil records.

Find out how scientists can find out the age of the rocks they are studying.