10003 Great gift for family, friends, or work colleaguesThis Jigsaw Sudoku book is packed with the following features:9312 366 Easy to Hard puzzles for every day of the year9313 Each puzzle is guaranteed to have only one solution 9314 Answers to every puzzle are provided 9315 Four puzzles per page (8 5 x 11 inches) Playing Jigsaw Sudoku on a daily basis helps to keep an active mind, and players often see improvements in their overall concentration Includes free bonus puzzles you can download 2024 Jigsaw Sudoku Book offers hours of entertainment for adults of all ages, from young adults to seniors 9829 We hope this will be an entertaining and uplifting mental workout, enjoy Jigsaw Sudoku 9829