Four games in one: Tic Tac Toe, Make Fifteen, Gem Stones and Lighted Rooms. Tic Tac Toe - classic tic tac toe game, you can play with different levels of the computer or with a friend. Make Fifteen - pick up numbers that add up to 15 before the computer does. Gem Stones - compete with the computer to collect all the gems of the same kind. Lighted Rooms - lit all the candles in a room and stop the computer from doing so.