Seniors need exercises that practice their memory and logic. But more than that, Sudoku is a way of passing the time and if done in groups, a way to socialize with other people. This is a large print Sudoku puzzle book, a detail that has been added to appeal to seniors. Large print allows seniors to solve comfortably and without squinting. Get a copy today. | Number Game for Seniors Sudoku Large Print Puzzle Books by Senor Senor Sudoku, Paperback | Indigo Chapters