Sudoku

Sudokus are the ever-popular number placement puzzles that give your brain a workout. Spanning a number of difficulty levels so you can jump in at a level of your choice or work your way through as your skills improve. This collection comes in a handy pocket-sized package 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.

Eric Saunders is one of the world's leading puzzle compilers. An expert crossword clue creator, IQ puzzle manipulator and innovator of many new puzzles each year, he has supplied puzzles to newspapers including The Times and is the author of many puzzle compilations for publishers around the world.