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 ...
Problem 1 is all about visualising 3-D shapes and counting cubes. Maths teacher Chris Smith and pupils from Grange Academy are here to explain. The Maths Week Scotland Daily Challenges have been set ...
In 2010, an international team of researchers proved that no matter how scrambled a Rubik’s cube got, it would require no more than 20 moves to solve it. Their proof, however, relied on the equivalent ...
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