CK-12 Foundation
Ck 12: Plix Series: Comparative Anatomy: Comparative Embryology
[Free Registration/Login Required] Match the animals with their embryos and answer questions about their evolutionary ancestry.
Concord Consortium
Concord Consortium: Stem Resources: Variations and Adaptations
Experiment with variations in grass to see which size grows best with different amounts of water. Understand that grass that can live in different levels and change to its environment has a better chance of surviving. Also, experiment...
CK-12 Foundation
Ck 12: Biology: Theory of Evolution by Natural Selection
[Free Registration/Login may be required to access all resource tools.] Overview of the basic concepts behind evolution.
TED Talks
Ted: Ted Ed: Why the Insect Brain Is So Incredible
Charles Darwin called the brain of the ant "one of the most marvelous atoms of matter in the world." Anna Stockl takes us inside the tiny but mighty insect brain. [4:22]
CK-12 Foundation
Ck 12: Earth Science: Adaptation and Evolution of Populations
[Free Registration/Login may be required to access all resource tools.] Explains how natural selection favors certain traits in a population so that the organism adapts to its environment, and that changes in the genes over time cause...
PBS
Pbs Nature: Gray Wolf
Gray wolves were a frequent sight on the American plains, however, they are now an endangered species despite attempts to reintroduce them to their former habitats in the continental United States. Learn about their natural history in...
CK-12 Foundation
Ck 12: Earth Science: Evolution, Plate Tectonics, and Climate Change Study Guide
[Free Registration/Login may be required to access all resource tools.] Summarizes the key points about three theories in Earth Science: the theory of evolution, the theory of plate tectonics, and the theory of climate change due to...
Discovery Education
Discovery Education: Evolution
Discovery School provides a lesson plan on evolution by having students make a timeline of the history of evolution. This timeline will have dates and, above or below the dates, will provide details about the people who have played major...
University of Groningen
American History: Outlines: Outlines: Clash of Cultures
Although brief, this discussion of the clash of cultures in the 1920s covers all the reasons for cultural discordance.
CK-12 Foundation
Ck 12: Biology: Scientific Theories
[Free Registration/Login may be required to access all resource tools.] Explains scientific theories and introduces several famous theories in biology.
Other
Inheritance, Evolution, and Ecosystems
Students learn about inheritance, evolution, and ecosystems. Some topics explored in the tutorial are five kingdoms, respiration, energy transfer, and nutrient cycle.
W. W. Norton
W.w. Norton & Company: Alfred Russel Wallace's Comments on Darwinism
An excerpt from "Darwinism: an Exposition of the Theory of Natural Selection with some of its Applications", by Alfred Wallace. He was a contemporary of Darwin who is credited as the co-developer of the theory of natural selection.
Other
Historia Del Idioma Espanol
An informative study, in Spanish, of the history of the Spanish language, its origins, its evolution, and its history in America. There is also an article about the Argentine adaptations of the language, and another link that covers the...
BBC
Bbc: Gcse Bitesize: Damage to the Environment
The atmosphere has not always been the same. It has been much the same, but nevertheless now contains more nitrogen and oxygen, and less carbon dioxide, than it did when the earth first formed. Recently, the addition of greenhouse gases...
University of California
Understanding Evolution: Refuges of Genetic Variation
Pests evolve resistance to our pesticides at an alarming rate. However, evolutionary theory tells us how we can slow the rate at which genes for pesticide resistance spread: by providing refuges where non-resistant insects thrive....
Alabama Learning Exchange
Alex: You Don't Taste the Way You Look!
This Evolution lesson uses edible materials to demonstrate how a mimic acquires survival advantage. This particular lesson provides students an easy approach to learn and retain this information.
Khan Academy
Khan Academy: Activity: The Tree of Life Infographic
An activity for students to explore an infograph to compare the similarities and differences between human and other species.
Khan Academy
Khan Academy: Activity: How Closely Related Are We?
This activity will help you understand the relationship between different species, and show you how we (humans) are related to other species. A link to a worksheet and answer key are provided.
Khan Academy
Khan Academy: Quiz: How Do Earth and Life Interact
Quiz yourself over the interaction between earth and life.
Khan Academy
Khan Academy: Gallery: Voyage of the Beagle
The HMS Beagle, carrying Charles Darwin, sailed for five years and circumnavigated the world. Darwin recorded his observations in journals and later published them in 1839. This site contains pictures related to this expedition.
Khan Academy
Khan Academy: Video Transcripts
Transcripts from the Big History Project videos. Find information about all the videos offered in this unit.
Khan Academy
Khan Academy: Are Any Dinosaurs Still Alive Today?
An article reviewing over how dinosaurs are still alive today in their descents.
CK-12 Foundation
Ck 12: Biology for High School
This digital textbook covers core biology concepts and includes interactive features, real-world examples, videos, and study guides.