The Rubik's Cube dates to my childhood, when it was for leaving on a desk to be fiddled with — or, for a select few strange birds, for actually solving, sometimes very quickly. At that time, knowing ...

From colorful cubes to creative games, early math kits and playful activities are helping kids build confidence with numbers. These hands-on tools turn abstract concepts into fun, memorable ...

The simple Rubik's Cube is a harder problem than most people realize. Using the currently provided best algorithm for solving the cube, for example, would take the computer you're reading this on now ...