Find focus and calm wherever you are with this handy pocket Sudoku book packed with puzzles for every skill level.

Sudokus are the ever-popular number placement puzzles that give your brain a workout. Spanning a number of difficulty levels, for you to try, you can jump in at a spot of your choosing, or see your skills improve as you go. All packaged in a handy pocket-sized format so you can pop it in a bag for puzzling fun on the 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.
• POCKET-SIZED: This handy layout is perfect for carrying on your travels or just to keep by your bedside.