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 ...

For those who struggle to solve a Sudoku puzzle, scientists have come to your rescue! Researchers at University of Notre Dame have developed a mathematical algorithm that solves Sudoku puzzles very ...

Get started solving the classic number puzzle with tips from some of the best solvers in the world. By Isaac Aronow Everybody can solve a hard Sudoku. Maybe not right now, maybe not without some ...