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An article on Group Explorer, a system that uses graphical representations of groups to build intuition.

The purpose of this collection of applets and activities is to make students familiar with the basic principles of complex numbers. Combining explanatory text, exercises and interactive GeoGebra applets, this resource is suitable for both classroom lectures and distance learning.
A mathlet to sketch a derivative function by hand or by recording slopes of tangent lines.
This Biological ESTEEM module in the Developmental Biology Category includes linear cellular automata and 2D cellular automata. Users can choose from a set of popular rules or define their own.
This is a Developers' Area article about the JOMA wiki and about creating and using wikis in general.
Java applets and related activities demonstrating the spectral (frequency-space) representation of data (signals) using the Fourier or wavelet base functions. It is part of the Statistics Online Computational Resource (SOCR).
This Mathwright Microworld allows a student to look at systems of linear equations as (1) simultaneous linear equations, (2) vector equations, and (3) matrix equations.

Learn to produce coastlines in 2D and mountains in 2D and 3D by adapting ideas related to the construction of fractals. Introductory mathematical issues in random number generation are discussed. Java applications allow

interactive exploration.

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 interactive matching game uses Flash to bring to life the standard "reform calculus" problem of matching graphs of function and their (first and second) derivatives.