I created a little processing sketch that draws a filled curve at some random vertices, and then mirrors it and draws it a second time. I like how simple evolving shapes that are drawn twice mirrored along an vertical axis immediately look very organic. So watch the shapes evolve slowly and have fun finding flowers, faces, insects, ...
click here to start the sketch or download the sourcecode.
polar coordinate pendulum on a sphere
polar coordinate pendulum in processing
customized coffe mug with processing
processing sound visualizer