Free to print sudoku puzzles from ultra-easy (beginner) to extremely hard level (evil). All that’s needed is Adobe Reader (free) and a printer. Select your difficult level and then choose either 2 puzzles or 6 puzzles per A4 page. All puzzles include the solutions as well.

Hard Printable Sudoku Puzzles 6 Per Page – Book 14
Printable Sudoku Puzzles These free hard sudoku puzzles are a great way to play the game for the seasoned player. Download these free hard puzzles then print and play. 06 Hard Sudoku Puzzles 12 Hard […]