Like the journey of life, sometimes you must free yourself from tradition and open your mind to new and different experiences and challenges.Therefore, the 72 puzzles in this book are unlike the traditional 9x9 size Sudoku puzzles; they are new and different. Sizes include puzzles that are 4x4 to 12x12 in shape.However, although they are different from the traditional Sudoku puzzles, the rules for solving them are the same.