Outrageously Evil Sudoku

Sudoku fans everywhere have spoken and they are eager for more challenging puzzles. This book of 100 mind-melting puzzles is for the bravest sudoku solvers Grab a pencil and match your wits against the hardest puzzles the Puzzlemaster has to offer. Features: - 100 super challenging puzzles - Edited by legendary New York Times crossword editor Will Shortz - Big grids with lots of space for easy solving