American Battlefield Trust
American Battlefield Trust: Civil War: The Battle of Antietam
Watch this animated Civil War simulation depicting the The Battle of Antietam of 1862.
American Museum of Natural History
American Museum of Natural History: Dinosaurs: Theropod Biomechanics
How fast could a Tyrannosaurus rex really run? Visitors to this resource will see how scientists use theropod biomechanics to simulate the movement of these large dinosaurs.
American Museum of Natural History
American Museum of Natural History: Resources for Learning: Frames of Reference
Use this interactive physics simulation to determine how perception of motion changes with the frame of reference. The simulation introduces the principles of motion with respect to frame of reference.
Digital History
Digital History: Affirmative Action and the Case of Allan Bakke [Pdf]
The history of affirmative action was interwoven with the Civil Rights Act of 1964 and the Voting Rights Act of 1965. Read about how the federal government under both President Kennedy and President Nixon attempted to open up jobs to...