Tic-Tac-Toe is simple, right? Not so fast! To win Advanced Tic-Tac-Toe, you have to be the first player to complete a line of three like-size circles or form a single-colored bull’s-eye. It’s easier said than done. Each player gets 9 pieces – 3 circles in 3 sizes. Suitable for 2 players. Durable, heavyweight MDF construction.