Are You Connected? Fostering Exploration with Unexpected Graphs
Michael Edwards, Jeffrey Reinhardt
February 2008, Volume 101, Issue 6, Page 412
The importance of unexpected calculator graphs as a vehicle for encouraging critical classroom dialogue. Specific examples are provided along with explanations and fixes for the calculator graphs. Authors give examples of student versus computer versions of graphing, how to change domain or range to make the graph easier to view, the limitations of graphing calculators, and how to eliminate graphing gaps.
Geometry & Measurement
Professional Development / Teacher Education