Pocket Sudoku Presented by Will Shortz, Volume 2: 150 Fast, Fun Puzzles

GET HOOKED ON THE LATEST PUZZLE CRAZE!

It's hot, fun, mind-boggling, and once you start, you won't want to stop. It's sudoku -- the new puzzle rage that's got the nation in a frenzy. New York Times crossword editor Will Shortz presents yet another stimulating and fun collection of 150 sudoku puzzles, ranging in difficulty from easy to more challenging. There are just a few simple rules: Fill in the empty boxes in the grid of 81 boxes, divided into nine three-by-three squares, so that every r...