Killer Sudoku: Fun and Challenging Sudoku Puzzles - Hard to Extreme Hard Puzzles

Train your soul and your mind Great imaging Our covers are designed to be appealing and not look like game books as they are so much more. Train your soul and mind Each page has a section for you to journal today's gratefulness and train your mind with a Sudoku. High quality Our books follow best industry standard and are offered in PaperBack binding (shown on the picture). In some regions, the hard cover binding is also available. Good for your health This Mindful Sudoku journal will help train your mind and soul toward a better version of yourself.