Banish boredom with the book no sudoku fan's pocket should be without

Containing more than two hundred fiendish brainteasers, ranging from easy to pencil-snappingly difficult, Penguin's latest volume of Sudoku puzzles provide a daily fix for the hardened Sudoku fan and an irresistible challenge for novices. More than just a game, these classic, wildly popular puzzles build concentration, hone logic, and improve deduction skills-and in a portable pocket size, they are more addictive than ever.