The Rubik's Cube has long been a staple in geek culture—but if you've already learned how to solve it, here's a way to make a new puzzle by doing some DIY modifications on the one you already have.

You should be able to complete this step just by playing around with the cube. Make sure that the edges of the cross match the center squares on the adjacent sides. Step 2: Finish First Layer Step 3: ...

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