The paper uses digital fabrication as a learning environment to demonstrate the importance of conceptual understanding of one-variable inequalities. These inequalities are hidden within two-variable inequalities used to construct geometric shapes the borders of which are the graphs of basic functions from the secondary mathematics curriculum. As…

Discusses the impact of technology such as graphing calculators or statistical software packages on statistics instruction and curriculum as it makes teaching some topics unnecessary, makes instruction in some topics better, and allows for the teaching of some topics that have never been taught. (ASK)

Presents activities which use graphing calculators to explore parametric equations of spirals, circles, and polygons. (MKR)