Optical illusions trick our minds into seeing something different from what they actually are. So how do they work? Nathan S. Jacobs demonstrates many of the optical illusions that fool our brains. He explains what these eye tricks tell us about how our brains put together visual information into the 3D world around us. Take the Optical Illusion Quiz to see whether your brain is easily fooled or not!

Optical Illusion Quiz!color iq

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