The MONDRIMAT is a simple system which lets you experiment with space, color and visual rhythm in accordance with the theories of Piet Mondrian. For some reason pleasing, stimulating, even exciting results seem to occur quite frequently.

The controls are modest:
Click on the right 1/3 of a color block to split it across.
Click on the lower 1/3 of a block to split it up & down.
Click anywhere else in a block to change its color.
Drag the frame dividers to resize blocks.

Persistence of Space Untitled