The first in a new series: hard puzzles for serious sudoku solvers. Do you have what it takes? These 200 challenging sudoku puzzles from Will Shortz will keep your mind sharp! Features: - 200 hard puzzles - Big grids for easy solving - Introduction by legendary Puzzlemaster Will Shortz

Can you take the heat? Fire up your brain with these 200 tough sudoku puzzles from puzzlemaster Will Shortz! Extra Hot Soduku features: - 200 hard puzzles to solve - Big grids for easy solving - Introduction by legendary puzzlemaster Will Shortz

100 puzzles rated easy (number 1-90) to moderate (number 91-100) with solutions at end of book.

The puzzle phenomenon keeps on growing with these 150 fast, fun, and addictive logic puzzles. Original.

Will Shortz Presents Pocket Puzzle a Day: Sudoku is the perfect travel companion. It's stylish and compact design makes it easy to bring along on any trip whether it's your daily commute or holiday vacation. The pad allows you to access puzzles easily and the hardcover proves a sturdy solving surface. Features: -365 easy to hard Sudoku puzzles -Easy tear-off pad -Edited by Will Shortz