First it swept Japan, then England, now the U.S. is caught in the frenzy of sudoku—the new puzzle craze! From Puzzlemaster and New York Times crossword editor Will Shortz comes the third volume of Pocket Sudoku , a brand-new collection featuring 150 sudoku, along with an introduction that explains these mind-bening puzzles and how to solve them. These puzzles are fun and easy to understand—just fill the grid with numbers according to one simple rule. No math is required to solve them—all you need is a pencil. Once you try one sudoku, you’ll be hooked. If you’re a crossword fan or just a puzzle lover in general, you’ll want to get your hands on this collection of sudoku.