You can play original 80's games on your computer, whether it's a Mac or PC. They're free, via this great online resource: Nestopia. To find the actual games, you can go to CoolRoms. Have fun!And if you want to get really crazy with it and kick it immensely Old School, try getting this awesome USB controller which will give you the true experience of playing some of these original games.
You can learn more about Emulators.
