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PBS
Pbs Learning Media: Calculating Distance Using the Pythagorean Theorem
This interactive exercise focuses on using the Pythagorean Theorem to calculate distance and plotting points on a Cartesian grid.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Wave on a String
An interactive simulation that teaches about waves, frequency, and amplitude by observing the waves and vibrations of a string while changing variables like distance, speed, fixed or unfixed ends, and more. This simulation can either be...
Other
Global Schoolhouse: Harnessing the Power of the Web
This online tutorial shows K-12 teachers how to harness the power of the World Wide Web for classroom use, and in particular for interaction, collaboration, distance education, cultural understanding and cooperative research -- with...
City University of New York
Earth and Environmental Sciences: Treasure Hunt
Looking for enrichment? Here's an online treasure hunt requiring skill with directions, distance, contour maps, latitude, and longitude. Also supplementing the activity are interactive quizzes on latitude, longitude, and other related...