If you want to save The Simpsons game then this is how you do it.....
when you come to a check point it automatically saves so if you turn off then go back on the same account then you will be at your same place!!
Chat with our AI personalities
jump and press up
You will have to delete any saved files for that game to reset it and start from the beginning. You can do this by accessing the memory section of the Nintendo DS.
On fossil fighters you cant save your game
on the game card itself.
Assuming that the emulated game is the same generation as the game you are trading to, you need to place your game and save on a DS flash cartridge, and it will act like a normal DS game from there.