Watch out! These puzzles are killer! But if you dare, grab a pen and take on these two hundred all-new extra-challenging Sudoku puzzles.
Features:200 hard puzzles
Big grids for easy solving
Introduction by legendary puzzlemaster Will Shortz
Watch out! These puzzles are killer! But if you dare, grab a pen and take on these two hundred all-new extra-challenging Sudoku puzzles.
Features:Watch out! These puzzles are killer! But if you dare, grab a pen and take on these two hundred all-new extra-challenging Sudoku puzzles.
Features: