Move head away then closer to the screen. Colours seem to enlarge
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This one needs no action. Black dots flash into the spaces, all by themselves.
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Move your eyes. The central circle seems to be alive.
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Focus on the yellow dot in the middle. The blue dots seem to fade and disappear.
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Move your head slowly sideways until you can see the time stamp in the centre.
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These are impossible windows. It's great fun to see the perspective
change, depending on how you look at it.
change, depending on how you look at it.
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This last one is for Austin, but he may be disappointed...
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[H/T to reader P.M.]