This activity, from the Real World Learning Objects Resource Library, helps students estimate the circumference of the earth by recreating "Eratosthenes' amazing experiment utilizing data generated from the...
Click on a spirolateral in one of these galleries to display a full-size version; see a self-running demonstration of a variety of spirolaterals, or generate one of your own and see all the reversals. "The Art of...
The Southwest Center for Microsystems Education is a Regional Advanced Technology Education Center funded in part by the National Science Foundation. This page provides a powerpoint presentation as well as instructor...
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