Khan Academy
Khan Academy: Activities: The Evolutionary Causes of Biodiversity
An activity where students use peppers to explore reproductive potential and natural selection in part 1. In part 2, students look at traits such as dimples, tongue rolling, thumbs, ear lobes, and widow's peak to investigate individual...
Khan Academy
Khan Academy: Answers to Exploration Questions: Evolution and Human Health
Get the answers to the exploration exercise about how evolution relates to human health.
CK-12 Foundation
Ck 12: Life Science: 4.7 Microevolution and Macroevolution
Understand the difference between microevolution and macroevolution.
Wikimedia
Wikipedia: Selective Breeding
This entry from Wikipedia provides information on the selective breeding of animals and plants, along with a discussion of Darwinism.
University of California
University of California Museum of Paleontology: Evolution at Different Scales
Macroevolution and microevolution are defined, along with mutation, migration, genetic drift, and natural selection, which are "established mechanisms of evolutionary change."
University of California
University of California Museum of Paleontology: What About Fitness?
An explanation of the concept of fitness and its relation to evolution and how inherited characteristics may change.
Treehut
Suzy's World: Life on Earth
This site from Suzy's World, which is a personal site from Suzy Cato, explores what evolution is, and how long there has been life on earth. Content includes fun facts, a great experiment, and a classroom activity.
BiologyWise
Biology Wise: Microevolution vs. Macroevolution
The concepts of microevolution and macroevolution are explained and a two-column table that compares them is presented.
CK-12 Foundation
Ck 12: Earth Science: Evolution of Eukaryotes to Multicellular Life Study Guide
[Free Registration/Login may be required to access all resource tools.] Summarizes the key points about the evolution of eukaryotic cells into multicellular life forms. Includes a few questions to check for understanding.