Darwinism and Beyond [ Teens/Mature Teens ] - Thinkquest site offering a history of the universe, origins of the universe, earth, and atmosphere, and many aspects of evolution.
Evolution [ Teens/Mature Teens ] - Provides a guided walk through the history of evolution, as well as the processes and concepts of genetics and evolution.
Evolution 101 [ Teens/Mature Teens ] - Discusses the patterns and mechanisms of evolution. Includes history of life, microevolution, speciation, macroevolution, and the big issues.
Evolution at Different Scales [ Teens/Mature Teens ] - Explores differences and similarities between microevolution and macroevolution. Includes definitions, examples, patterns, and accumulating change.
Explorations Through Time [ Kids/Teens/Mature Teens ] - Offers a variety of interactive modules that explore the history of life on Earth, fossils and evolution. Modules are offered at 3 levels - grades K-4, 5-8, and 9-12.
Genesis One, Dinosaurs, and Cavemen [ Kids ] - Attempts to reconcile the theory of evolution with the Biblical account of creation through the "gap" theory.
The History of Evolutionary Thought [ Mature Teens ] - Traces evolutionary thought as it has developed over time, pausing to ponder the contributions of scientists and thinkers including Aristotle, Darwin, and Wallace.
Life Has a History [ Kids/Teens/Mature Teens ] - Provides students with an introduction to the history of life and how it results in the biodiversity of today. Includes the topics of geologic time, fossils, natural selection, and extinction.
NOVA Online: Odyssey of Life [ Teens ] - Includes an essay by Joe Levine on embryonic development and evolution, an ongoing 'How Did We Get Here' debate between Kenneth R. Miller and Phillip E. Johnson, and video clips of morphing embryos.
PBS : Evolution [ Kids/Teens/Mature Teens ] - Presents Charles Darwin and his theory of human evolution and natural selection. Includes science education resources.
Similarities and Differences [ Teens/Mature Teens ] - Explains homology and analogy in the evolution of living things and why they are important. Includes the tetrapod limb, saberteeth, how analogies evolve, and games and quizzes.
Synthetic Theory of Evolution [ Mature Teens ] - Contains a glossary to scientific terms and information on how evolution occurs as a result of 'gene flows'.