In the mood to challenge your brain? Here are some printable sudoku puzzles that are sure to make you think hard. Sudoku puzzles aren’t easy, but with a little practice and some helpful sudoku tips, ...

Sudoku is a number puzzle consisting of a 9 x 9 grid in which some cells contain clues in the form of digits from 1 to 9. The solver’s jobs is to fill in the remaining cells so that each row, column ...

If you are hooked on Sudoku - the puzzle where you fill numbers in on a grid - the man you have to blame is a Japanese publisher who unleashed it on an unsuspecting world. Maki Kaji collects new ...