The Rubik’s Cube has been reinvented with more games and many more screens for much more money. What has long been cherished as a simple toy yet complex puzzle requiring nothing but a healthy amount ...
If you suspend a Rubik’s Cube near the corner of a room and shine lights at its exposed faces, it will cast square shadows on two walls and the floor. A real-world Rubik’s Cube has a gadget at its ...
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