Will Shortz Presents Dangerous Sudoku: 200 Hard Puzzles

Only the bravest sudoku solvers should take on this collection of all-new deviously difficult puzzles. This is the perfect collection to put your solving skills to the test!

Features: 200 hard puzzles
Big grids for easy solving
Introduction by New York Times crossword editor Will Shortz

Author: Will Shortz
Binding Type: Paperback
Publisher: St. Martin’s Griffin
Published: 04/16/2013
Series: Will Shortz Presents…
Pages: 320
Weight: 0.47lbs
Size: 6.89h x 5.31w x 0.84d
ISBN: 9781250025272
Language: English