Normally, you can play new DS games on old DS.
But if the games says for DSi only, or for 3DS(will be pubulished soon) only,the it can not play on old DS.
Yes you can you can can can!
Yes, the NDS lite can play all DS games
As of today, it is not possible. Not even for the DSi. Sure you can use DS Download play using a certain Wii channel to play trials of new games, but you cannot play Wii games on any current version of the DS. There are some titles that are in both the Wii's and DS' library, but that is completely irrevelant.
It can play GameBoy games and DS games.
No it is IMPOSSIBLE to play DS games on the Wii but you can play Nintendo Gamecube games with the Gamecube controller
There is no such thing as a DS Lite game they are all just DS games. So, yes, you can play them on the old DS.
All DS games will be able to be played on the DSi.
Sometimes you can
Yes you can you can can can!
no you can't play dsi games in ds but you can play ds games in dsi.
There is a new Animal Crossing game that can be play throughout the Wii and DS Simultaneously.
yes i always do it
Assuming you mean old DS games, yes, the 3DS can play any of them, as long as they do not require Slot-2, like Guitar Hero.
you can play game boy games a normal DS but not on a DS light or a DS I.
No
you can't play ds games on your wii
The DS and DS Lite will play DS and GameBoy Advance games The DSi will only play DS games (and downloadable games from the DSi shop)