Sudokus are the ever-popular number placement puzzles that provide an excellent mental workout as you solve. This collection includes puzzles spanning a number of difficulty levels, so all solvers will find something to enjoy. With an elegantly designed cover and matching printed edges this is the perfect gift for yourself or others.

• 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.

• GIFT EDITION: Designed with a stylish cover, this collection would make a brilliant gift for all puzzle-lovers out there.