Tribal Wars is a free browser based MMOG. You can play the game from nearly any computer with internet access because there are no downloads necessary.
Your goal is to lead a medieval village to fame and power. With your help the small village will grow bigger and bigger. The population grows, production rises and trade prospers.
Here a list of things you can do
1)Manage your village
2)build a army
3)Start/Join a tribe
4)Attack a neighbor (after the four day grace period)
5)mail friends
6)Send messages on your own tribes form
ehh… There just so much you can do so i can't list it all so check out the link to learn more.
By the way if you do join play on world six and send me a message so i can invite you to join my tribe. Message board often so I'll notice your private messages.