For the best flash sites, check out this archive:
And my favorite flash site: http://www.24-7media.de/
You will soon get bored with doing all flash sites, it has accessibility limitations, and for us seasoned designers, it gets boring.
I would say learn the tutorials they have, and then start posting up questions here. A lot of sites don't really delve into creating full flash sites, or proper methods, but you will learn in time. Think of every page as a scene in a movie, in time, you'll learn how to put the whole thing together.