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The twenty-eight patterns you’ve just seen are Regular tessellations — symmetrical, orderly, each one a mirror of itself in some direction. They are, in their way, perfect. But perfection accounts for only twenty-eight of the five hundred and twelve possible patterns this system can generate. What about the other four hundred and eighty-four? They don’t…

Rotate the upper right cell of the tile 90 degrees clockwise; mirror, then rotate the lower left cell of the tile 90 degrees counterclockwise. [download id="15966"] Shape 50 Shape 56 Shape 158 Shape 207

Rotate the bottom left cell of the tile 90 degrees clockwise; rotate the bottom right cell of the tile 180 degrees. Shape 54 Shape 71 Shape 72 Shape 73