
This is neat, and reminds me of being a kid: "The squares marked A and B are the same shade of gray." (by Edward H. Adelson) Look at the main page for an explanation, and more neat illusions.
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This is neat, and reminds me of being a kid: "The squares marked A and B are the same shade of gray." (by Edward H. Adelson) Look at the main page for an explanation, and more neat illusions.