There are already a bunch of smart Rubik’s Cubes that can show you how to solve them fast. This floating self-solving Rubik’s Cube is completely hands-free. The servos and electronics are inside to solve the puzzle from the starting position.
More gadgets like this: here
Floating Self-Solving Rubik's Cube
As you can tell from the above video, the cube has magnets inside and floats over a magnetic base. It is not the fastest but among the coolest projects of this kind.
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