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Activity
Texas Instruments: Numb3 Rs: Traveling on Good Circles Activity
Texas Instruments

Texas Instruments: Numb3 Rs: Traveling on Good Circles

For Teachers 9th - 10th
Based off of the hit television show NUMB3RS, this high-level math lesson has students delve into the topic of Great Circles on a sphere (specifically, the Earth), in order to find the shortest distances between locations. Students will...
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Activity
University of Illinois Urbana Champaign: Torus Math: Spherical Geometry Demo Activity
University of Illinois

University of Illinois Urbana Champaign: Torus Math: Spherical Geometry Demo

For Students 9th - 10th Standards
A java applet on this site illustrates the principles or spherical geometry.
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