A chap called Mike Robson has built a robot from Lego Mindstorms parts called "CubeStormer" which can solve any 3x3 Rubik's Cube in less than 12 seconds. In many cases it can do it in less than 5. You can see it in action in the video above.

How...

Ever struggled with the solution to a Sudoku puzzle? If yes, then this specially programmed LEGO Mindstorms bot will make you feel like a right dunce.

The team behind it says: "This little robot solves a Sudoku puzzle all by itself. It...