An introduction and a guide to trigonometry, with hints and answers to exercises, and Java applets as illustrations. Contents include applications of trigonometry, angle measurement, chords, sines, cosines, tangents and...

This site, created by Boston University's Center for Polymer Studies, provides the description and instructions for, as well as the link to, the "Diffusion Limited Aggregation: Growing Fractal Structures" applet. This...

This brief interactive activity, by the Electromechanical Digital Library and Wisconsin Technical College System faculty, introduces digital circuit devices, their applications as decision or memory devices, and asks...

This interactive presentation, created by James Bourassa and John Rosz for the Electromechanical Digital Library, discusses displacement and velocity ratios. Bourassa and Rosz begin by providing detailed definitions of...

This online, interactive lesson on distributions provides examples, exercises, and applets which explore the basic types of probability distributions and the ways distributions can be defined using density functions,...