Speed cubing turns the iconic fidget toy into a competitive challenge. We tested 14 cutting-edge cubes to find the best options for all skill levels.

With the most basic (and nowhere near most efficient) strategy, you can solve a cube by applying just a handful of "algorithms" that, over a few hours of practice, slide into muscle memory.

The Rubik’s Cube looks like a simple kids’ toy, but anyone who has tried to line up the block’s colors knows how challenging it is. For experts, the current record is about three and a half ...