I Love Pocket Sudoku: 150 Fast, Fun Puzzles

If you haven’t already discovered the game that CNN calls “maddeningly addictive,” you’ll soon see for yourself that sudoku demands no mathematical skills. So get out your pencil (eraser optional) and try solving these 150 puzzles from New York Times crossword editor and bestselling author Will Shortz. You’ll fall in love with the game in no time!