Are you confident with your intelligence? Test yourself in Tic Tac Toe, a puzzle game on www.flash-game.net in which you will compete with your computer opponent to see who will be the first one to connect his items into a line. You and your opponent will place the item in turn. Try to guess which checker your rival will use next step and block it in advance. The line can come to all the direction, so just put all your chesses into one straight line. Have fun!