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Colormatch!
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To see this curious optical illusion, first place the tips of your index fingers together, holding them about three
Martin Gardner • Entertaining Science Experiments With Everyday Objects
imagine that you are viewing this page on a computer screen, and the computer is tracking your eye movements and knows where your fovea is on the page. Imagine that wherever you look, the right text for that spot on the page is shown clearly in the small area corresponding to your fovea, but everywhere else on the page, the computer shows random, m
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