"merging the arts of programming and graphics"
- XLogo
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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