Customer satisfaction is our priority. We have fixed your complaint about the small print number. In this revised edition the sudoku puzzle number is larger, easier to read and fill out. I hope you can enjoy this puzzle bookThis specific puzzle book contains a top-quality variety of sudoku puzzles that are guaranteed to challenge you in the best way possible. This book contains 180 Sudoku variations in medium to hard difficulty. The following Sudoku variants are included: Sudoku XSudoku HyperSudoku TwinsSudoku Triathlon ASudoku Triathlon BSudoku MarathonSudoku SamuraiSudoku 12x12Sudoku 16x16Book Features180 Sudoku Variants Puzzle Books in Medium to Hard difficulty An answer key for each sudoku puzzle Puzzles are printed on high-quality white paper, paper size 8,5 x 11 inches2 Puzzles Per Page, solving could be easy on your eyesSudoku puzzles are a proven method for enhancing logic skills. As a logic puzzle, Sudoku is also a great brain game. If you play Sudoku every day, you'll soon begin to see improvements within your concentration and overall brain power. You could reduce your probabilities of Dementia or Alzheimer's simply by solving Sudoku puzzles. By using this selection of sudoku puzzle books you would experience enhanced brain capabilities for example focus, logical thinking, and memory. Choose your book today by clicking on the BUY NOW button at the top of this page.