How much will gamestop buy my wii for?

I have the wii with all the cords/1nunchuck/1 remote that comes with it,2 wii motion pluses, extra 1 nunchuck, extra 1 remote, wii wheel, wii zapper, 8 games(Mario super sluggers, mario&sonic@Olympic games, my sims gents, cod 4 reflex, Mario kart wii, LEGOindian jones, and one other game I can't remember). I can't sell it online as in eBay or craigslist cause m parent won't let me so gamestop is the only way/: how much would they give me for everything, in estimate? Please respond!