How To Beat Super Mario Brothers 3?
If you want to, you can use some cheats to help with the game. You can also walk a walkthrough on Youtbe to see how it is done. You can go here: http://www.youtube.com/watch?v=sTNpC6lYYrs, and watch the Youtube video.
Cheats and having a strategy is a must have when wanting to beat a game. You can go here: http://www.ign.com/cheats/games/super-mario-bros-3-nes-6694, for some cheats for the game.