Give your traditional sudoku solving a shot of extra fun! Tic-Tac-Doku is a variant that's played with Xs and Os and based on tic-tac-toe rules. Fans of logic puzzles will find this twist on two classic formats simply irresistible. Choose from easy, medium, and hard challenges.
About the Author
David L. Hoyt's puzzles and games—including JUMBLE®, Up & Down Words™, and Boggle® BrainBusters™—are seen and played by millions each day in 750 newspapers such as USA Today, the Los Angeles Times, New York Daily News, Chicago Tribune, and the Washington Post. Hoyt's games are also available online on several major game sites, including Viacom's Shockwave.com (where he is the undisputed king of word-based puzzles), and on various mobile devices. His website is dlhoyt.com and he has partnered with Shockwave and uClick. Every day, seven million people play his games.