Will Shortz Presents Black Diamond Sudoku: 200 Extreme Puzzles

Watch out! These puzzles are for the most extreme solvers! But if you dare, grab a pen and take on these two hundred all-new extra challenging puzzles in Will Shortz Presents Black Diamond Sudoku. Features: - 200 hard puzzles - Big grids for easy solving - Introduction by legendary puzzlemaster Will Shortz
ASIN: 1250063426
VSKU: LFV.1250063426.VG
Condition: Very Good
Author/Artist:Shortz, Will
Binding: Paperback
Note: Any images shown are stock photographs and product may differ from what is shown.
Condition Notes: Book is in very good condition. Clean with little to no signs of wear or markings highlights.