Yes.
They save on the game cartridge/ Game itself. Not the system.
Yes, it can be played on the original Game Boy, despite it being designed to be played on the Game Boy Color. It'll just be played with the Game Boy's monochrome colors, rather than full color as it would be on the Game Boy Color.
to play game boy advance games on the ds take out the black thing at the bottom and insert the game boy advance game.
No, you can't. Super Game Boy is only compatible with Game Boy and Game Boy Color games.
no game boy is to old for you to sell at gamestop.
The Game Boy Micro is a GBA and plays GBA games, but does not support original Game Boy or GBC games.
Yes. You can play Game Boy, Game Boy Color and Game Boy Advance games on a Game Boy Advance SP.
Yes, you can play Game Boy Color games on a Game Boy Advance. All Game Boy games, including Game Boy Color games, are backwards compatible with the Game Boy Advance.
Game Boy Games can be played on both the GameBoy Advance and the GameBoy SP.Game Boy and Game Boy colour games can not be played on a DS though -through the carriage slot.
I'm pretty sure it can, because I used to have the original Nintendo DS and it my Pokemon Red Rescue Team worked on it. That's a GBA (Game Boy Advanced) game. Even if it says Game Boy Colors on it, don't get fooled!
no
No you can't use Game Boy Games on the DSi