Will Shortz Presents Winter Wonderland Sudoku: 335 Easy to Hard Puzzles
"[Will Shortz is] the high priest of puzzling." —Fortune"[Sudoku] has become a pop culture phenomenon." —CNN"The latest fad is Sudoku, a number game in a box, In less than two years, the puzzle has won a popularity that verges on the epidemic." —Time "The newest puzzle craze to sweep the country." —CBS News