I know where to find game emulators that run directly on your computer, but I'm not sure if that's what you mean?...
Anywho, check out this website:
http://www.doperoms.com/emulators/
They have all sorts of emulators, it's amazing. Just find the one you need and download it!
emulator-zone.com visualboyadvance is the best.
on emulator zone if you want a wii emulator
just get an emulator
From my research, I have learned that Project 64 is by far the best emulator you can find.
You can follow the instructions in that emulator Try to find help in that emulator I always do that before I run every software
Use an emulator program. You can find one at emulator-zone.com.
on the internet
Emulatorzone.com
you will need an emulator. search ''nds emulator'' without the '' on google and you'll find some
Use Google to search for NO$GBA it's an emulator for both DS and GBA games.
You go on romsite to find an emulator for it, under the gameboy category. Then google Mother 3 translation and search for it from there.
As the PSP runs on it's own operating system unique to the handheld finding a working emulator on the computer can be a hassle and will often times result in crashes. However you can find a PSP emulator at websites such as emulator-zone.