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This straightforward Java applet parses statements from propositional logic and displays their truth tables in a format consistent with most discrete math texts.

This teaching module explores the time and distance of a bouncing ball and leads to a study of the geometric series.

Chemical Graph theory is used to model physical properties of molecules called alkanes. Java applets allow for interactive exploration of molecules. A student project and discussion of its application are included, along with spreadsheets of model data.

A module about motion in one, two, and three dimensions and the process of changing the point (and direction) of reference from which the motion is viewed
This applet uses the free Flash player plug-in resident in most browsers to allow the user to plot a parametrically defined curve on a customized scale and dynamically rotate the three-dimensional picture.
This collection of pdf files use the PascGalois software for guided explorations in the context of Number Theory course.
A brief outline of policies for submission of articles to Loci.
An article that introduces a new type of Web document, the Mathwright Microworld, a "portal" to a multipage, interactive book.
A Biological ESTEEM module in the BioInformatics Category. This workbook allows the analysis of sample or imported protein sequences.

This article looks at several geometric, straightedge-and-compass constructions for trisecting a line segment, comparing them based on the numbers of lines or circles required for the construction.