Having children means being a puzzle-solver in ways big and small.

We’ve all seen videos of Rubik’s cube champions who can solve the puzzle in less than 5 seconds. And there are cube-twisting robots that can solve the cube even faster, often in under a second.

R^{-1}, L^{-1}, U^{-1}, D^{-1}, F^{-1}, B^{-1}$ correspond to the inverses of these permutations. There is one major difference between the Pocket cube and Rubik's cube: the Pocket cube does not have ...

Take the next step up in learning how to solve the Rubik's Cube with speed and dexterity. Learn these essential finger tricks and become a light-fingered wizard. Find out what went down at the Red ...

Solving Rubik’s Cubes is a learnable skill. However, to compete at the top level, you’ll have to train hard. Speed cubers can solve a 3×3 cube in under ten seconds these days, after all.

With rubber bands, paper clips and wooden blocks, Rubik fashioned a fist-size cube from smaller cubes that could turn while still hewing to the whole. The cube was built to symbolize symmetry ...

Following is a transcript of the video. Narrator: This is the iconic Rubik's Cube. A 22-year-old in Australia can solve it in a record 4.22 seconds. Others might spend hours, days, weeks ...