How do I know which original Xbox games work on the 360?

Question

do i need the original disk or does it download to the hard drive ?

Answer 1

Check the official list.
http://www.xbox.com/en-US/games/backwardcompatibilitygameslist.htm

For any of them you will have to download an emulator. If your 360 is hooked up to the internet, it should automatically download the emulator when you put the game disk in.

Answer 2

http://www.xbox.com/en-US/games/backwardcompatibilitygameslist.htm

theres the list there are a lot and they are adding more all the time

if you have trouble running them check this its pretty cool if u don't have live you can burn a cd off your pc
http://www.xbox.com/en-US/games/backwardscompatibility.htm

Answer 3

there is a lot that can be played its just mostly the sports games that can't be played on backward compatiblity.