Perfect for coffee breaks, commutes or relaxing at home, this bumper collection of 300 brand new ultimate killer sudoku puzzles is guaranteed to provide you wit

500 Puzzles of Killer Sudoku that will take you into an adventure of 10 Difficulty levels from Easy to Hard. Answers to all the puzzles are included at the end

Just when you thought it was safe to pick up a pencil Killer Su Doku is based on the original Su Doku grid, with the same rules and numbers—1 to 9—but with

Specially compiled to provide the most deadly Su Doku challenge, this is the only volume for Su Doku enthusiasts who need a puzzle that really tests their mettl

Relax and enjoy solving these 200 Easy and Very Hard puzzles to stay sharp and have fun!This large-print 8.5" x 11" book won't fit in your pocket, but you can s