New York Post Shark Su Doku: 150 Fiendish Puzzles
You&#8217;ll devour these tasty new FiendishSu Dokus. Master them and you&#8217;ll rulethe puzzle ocean! More than just hoursof entertainment, Su Doku engages yourmind, improves your concentration, andhelps you stay mentally fit. With 150brand-new puzzles to complete, you&#8217;llbecome a Su Doku master in no time!