The New York Times Will Shortz’s Xtreme Xwords: 75 Ultra-Challenging Puzzles for the Gutsy, Truly Bold and Fearless Solver The New York Times
Murdle Puzzle Series 4 Books Collection Set By G. T. Karber (Murdle, Murdle: More Killer Puzzles, Murdle: Even More Killer Puzzles & Murdle: The School of Mystery) G. T. Karber