The "New York Times" crossword editor and puzzlemaster takes Sudoku to a whole new level with this collection featuring 100 brand-new (and just as addictive) puzzles, including kakuro.

Edited by legendary "New York Times" puzzlemaster Will Shortz, this collection features 100-all-new, extra easy Sudoku.

"New York Times" crossword puzzle editor Will Shortz delivers another collection of 150 simple, easy-to-complete Sudoku puzzles.

Once you've mastered the easy puzzles it's time to take it up a notch Includes: -200 medium-level puzzles -Perfect portable size -Edited by Will Shortz

"New York Times" crossword puzzle editor Will Shortz delivers another collection of 150 simple, easy-to-complete Sudoku puzzles. Original.

Edited by crossword great Shortz, this beautiful book offers 400 easy-to-hard puzzles in a convenient portable size, perfect for carrying in a purse, briefcase, or backpack.

Are you tough enough? Take on this collection of 200 devilishly difficult sudoku puzzles and find out! Includes: -200 hard puzzles -Perfect portable size -Edited by Will Shortz Also in the series: -Will Shortz Presents Tough Sudoku -Will Shortz Presents Terrifying Sudoku