Sudoku Dementia Prevention Activities Sudoku Series (Hard: Levels 7, 8, 9) Play Sudoku Puzzles and Exercise Your Mind
One of the key recommendations in the prevention of Alzheimer's and Dementia is to regularly exercise the brain by doing a puzzle. This particular book focuses on bringing you 3 levels of Sudoku Puzzles that will have your mind working away in no time. This is part of a must have series of Sudoku Puzzle books.