Will Shortz Presents Fearsomely Frightful Sudoku: 200 Medium Puzzles

Hungry for more sudoku? Once you've mastered the easy puzzles it's time to take it up a notch!This book is the second in the series that starts with Will Shortz Presents Ferociously Fun Sudoku and ends with Will Shortz Presents Fascinatingly Fierce Sudoku.Includes: -200 medium-level puzzles-Perfect portable size-Edited by Will Shortz