The Game Boy Light isn't region-locked, so yes, you can play American games on it. In fact, none of the consoles in the Game Boy line are region locked, so you can play a game from any region on them.
Yes, it can.
It should be able to. If a game boy from America can play Japanese game boy games, your German game cube should work with American games.
you can play game boy games a normal DS but not on a DS light or a DS I.
Yes if you have the American version of the game.
yes
Yes, the game will be in Japanese though.
Yes but if there is a game for Japaneses and English you can save Japaneses games with Englishes data,all PSP can play PSP game Englishes or Japanese.PSP games are region free, any PSP game will work on any PSP.
No, European games won't play on an American PS2.
No, Wii games are region locked.
You can't legally. Wii's are region locked, which means you can only play North American versions of games on an American Wii.
If you're asking if you can play American games on a UK Game Boy Color, then yes, you can. The Game Boy Color is not region-locked, unlike Nintendo's later handheld consoles.
Only if the Wii is NTSC and the game is too. Or if the Wii is PAL and the game is too.