National Post (National Edition)
SUDOKU
Level: Hard
To solve this puzzle, each 3x3 box, each row and each column must contain all the numbers 1 to 9.
Puzzles come in four grades: easy, medium, hard and evil.
National Post (National Edition)
Level: Hard
To solve this puzzle, each 3x3 box, each row and each column must contain all the numbers 1 to 9.
Puzzles come in four grades: easy, medium, hard and evil.