Sudokus are the ever-popular number placement puzzles that provide a satisfying mental workout for your brain. With puzzles ranging across various difficulty levels, there?s something to challenge every solver in this collection. Presented in an elegantly designed package, it makes the perfect gift for yourself or others. Exercise your brain by tackling these number-placement teasers, feel your stress melt away as you focus on each satisfying puzzle, and enjoy the stylish cover that makes this collection a brilliant gift for all puzzle lovers.