Optical illusion GIF from 1722 geometry book


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Very nice and all, but how is it an optical illusion? Am I missing something?


You took the words right out of my mouth. This is just a compilation of geometric patterns in sequence.

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Not an optical illusion, but it is very life-like!

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Now try Truchet Tiles

And from there…


Optical illusions, tanks: this is the era of new meanings. Forget what dictionaries told you. And don’t forget to share on Faceter, Pinterchat, and MyTwit!

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So I’m totally ignorant on this, but wouldn’t he find Ant Country, given time?

It’s a sailboat! No, a dolphin!


Never mind the GIF – wouldn’t it be cool to use all of these as quilt blocks? I’m sure some of them already are.

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