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The Jastrow illusion is an optical effect that consists of two curved and identical figures, where the one at the top appears significantly smaller than the one at the bottom. The illusion was discovered by American psychologist Joseph…
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A simple box inspired by the Jastrow illusion ( https://en.wikipedia.org/wiki/Jastrow_illusion ). What better way to experience an optical illusion than by having a tangible object to manipulate? I printed the lids without the first and…
A classic illusion: Print two of these bowls and put them next to each other. It will look as if the top one is much larger. Then you switch positions and the other bowl, now on top, appears to be larger. Magic!
Add a touch of real magic to your desk with this 3D-printed illusion! What looks like an ordinary everyday object quickly transforms into something astonishing—check it out! Guaranteed to spark curiosity and amazement. Designed for visual…
How It Works Two identical curved placards sit close together. One shape's short inner edge touches the other shape's long outer edge. The brain compares the touching edges instead of the whole shape. The short edge makes the neighboring…
