. . . . . . . . "\"These are programs that you can run over the Web using the fill-out forms capabilities of your browser. They allow you to investigate some interesting areas of current mathematics by providing you with the means to manipulate the mathematical objects directly. Most include descriptions of the underlying theory, as well as interactive graphics. These include QuasiTiler, Cyberview, Kali, and Orbifold Pinball.\""@en . "Gallery of interactive geometry"@en .