# Browse Course Communities

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Java applet allows the user to visualize the method of cylindrical shells for finding the volume of a solid formed by revolving a specific region about the $$y$$-axis.

This graphic presentation illustrates the relationship between the shape of a function and the sign of the first derivative.

A thorough review of high school algebra presented as a series of HTML pages with some Flash applets and JavaScript modules embedded.

A complete lesson on sinusoidal waves and acoustics. An embedded spreadsheet provides an interactive resource for phase shifts; otherwise, this is a static text-based webpage.

The purpose of this demo is to illustrate how hyperbolic functions and arc length integrals are used to model hanging cables.

This is an ActionScript applet for graphing three functions.

This is an ActionScript applet for graphing two functions. This version includes support for tracing the function as it is graphed.

A collection of Quick Time animations on a variety of calculus topics.

Over 70 interactive Java applets covering numerous concepts from single variable calculus, from limits and continuity to differential equations and Taylor series.
A nice article, particularly for new teachers of AP Calculus. The author describes her 30+ years of AP experience, as a way to encourage others to trust their ability to teach calculus.