Solving puzzles is an excellent way to give your mind a workout while allowing you to switch off from everyday worries and cares. So take some time to relax and unwind with this excellent collection of sudoku puzzles. Set across a number of difficulty levels, you can jump in at a place of your choosing or work your way through the book seeing your skills improve as you go! • EXERCISE YOUR BRAIN: Give your mind a great workout as you pit your wits against these number-placement teasers. • REDUCE STRESS: Feel your stress melt away as you focus on these satisfying puzzles. • SPIRAL BOUND: Concealed spiral binding means this book can lay flat for easy puzzling.