Sudoku Dementia Prevention Activities, Sudoku Series (Medium Levels 4, 5, 6), Play Sudoku Puzzles and Exercise Your Brain

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.