Paste this code where you want the game to appear on your page.
Demo
Code
<!-- Tic tac toe game provided by http://www.top-site-list.com -->
<iframe src="http://www.top-site-list.com/scripts/assets/tic-tac-toe/tic-tac-toe.html"
style="width:650px; height:700px; border:none; margin:auto;"></iframe>