Spirographs

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These programs follow the techniques of the old spirograph toy, without the leaky pens.

Essentially, a rotating wheel orbits a fixed circle. The resulting curve can be defined in terms of sines and cosines (trigonometry).

Ferris Wheels
Random three term spirograph patterns.

Harmonograph
Random multi-colored harmonograph patterns.

Mystic Rose
Linking evenly spaced points on a circle.

Spiro
Random generation of second order Spirograph curves.

SpiroExplorer
Experiment and test out spirograph parameters.

Spirographs
Traditional Spirograph patterns.

SpiroLaterals
Traditional repeating move and turn patterns.

String
String pictures.

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