Sudoku players that have been left frustrated by the latest puzzle they're trying out should turn to the handy X-wing technique. Named after the iconic Star Wars spaceship, the X-wing technique can ...

With the right Sudoku tips, tricks and strategies, you can ace the puzzle every time! Here's your chance to become a Sudoku pro. Whether you’re a total beginner with no clue at all as to how to solve ...

Difficult puzzles and quizzes involving mental exercise, such as sudoku, help burn an average of 90 calories every hour, according to researchers. Mental agility expert Tim Forrester, of website ...