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An article presenting a way that students of calculus and linear algebra can use both artistic and mathematical abilities to transform ordinary photographs into interesting pictures having mathematical content
This Math Flash Forum Sharing Area applet provides students with practice with polar coordinates and the radian measure of angles through a simple, interactive game.

An article that presents an interactive, tactile, real-time proof of the parity theorem for permutations

An article about the merits of using projects in Calculus that involve an element of design, with examples of such projects and reasons why they work.
Useful for teaching as well as artistic endeavors, this applet allows the user to build a "seed" for a recursive process that constructs complex and fascinating fractal images.
This site includes two applets, one for visualizing the approximation of a square wave by trigonometric series, and the other for hearing successive approximations to the displacement curve of a sound wave.
A series of modules that require the use of polynomial and trigonometric functions to model the paths of straight-stretch roller coasters
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Trying to make Flash work
This utility uses the free Flash player plug-in resident in most browsers to allow the user to plot parametrically defined surfaces in spherical coordinates. Many examples and directed exercises are included.