Attack Game
The free online game 1100AD is sure to provide lots of good times as a community of 20,000 king and queens clash online. This game features massive military strategy and all the tools you'll need to build a beautiful castle. With strong artificial intelligence, lots of math won't be required for this game, though in many ways the time you spend plotting strategy and fine-tuning your military can make math fun. 1100AD does the calculating for you, but here's a look at some of the math that makes the artificial intelligence fun.