Play Tic-Tac-Toe Logic Puzzles in Hugs & Kisses from Cool Squirrel. A solitary logic game based on tic-tac-toe that will sharpen your mind and deduction skills. - Over 400 puzzles to challenge you - Grid sizes 6X6 through 12X12 increase in complexity as you work through the book - A surprise bonus puzzle included in every Cool Squirrel book. It may be your new favorite! - Travel size (6"X9")