Examples of tessellations - Optical illusions
Index ---
grids ---
squares (examples) ---
triangles (examples) ---
Escher-style (examples) ---
for teachers
All these illusions were made online using the square tessellation designer or the triangular tessellation designer.
For more information and plenty more examples, see Optical Illusions & Visual Phenomena
by Michael Bach - a splendid website!
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Phantom dots appear between the squares.
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Stare hard at this for a minute. Then close your eyes, and you will see red squares on a green background.
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The blue lines are parallel. (Oh yes, they are!)
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The vertical lines are straight. (Honest!)
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It won't stay still!
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Are these red squares on a yellow background, or yellow squares on a red background? |
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Can you see the yellow squares? (But they aren't there!)
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I'm not quite sure what this does, but it looks pretty!
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Both yellows are the same shade.
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Is the yellow or the green on top of the cubes?
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© Jo Edkins 2007 - Return to Tessellations index