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A Developers' Area article about a library of reusable applets for instructional materials in probability and statistics
This interactive Geogebra applet allows students to experiment with 2 by 2 matrices and the corresponding geometric transformations of the real plane. A list of student activities is provided.
This article introduces several basic features of Wolfram|Alpha, provides examples, and discusses along the way how this new technology can influence what we do in our classrooms.