Table representations of functions allow students to compare rows as well as values in the same row.
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S. Asli Özgün-Koca, Michael Todd Edwards, and Michael Meagher
The Spaghetti Sine Curves activity, which uses GeoGebra applets to enhance student learning, illustrates how technology supports effective use of physical materials.
Samuel Otten
Our answers to students' questions about the relevance of what we teach might paint mathematics into an undesirable corner.
