It is a lot easier than it sounds, Browneyes. Just do what it says and it will work. If it doesn't seem to make sense, jsut do it anyway without thinking it out, and it turns out. Then you can get the gist of it. The double wedding ring class we just had is a good paper piecing exercise.
http://www.quiltingboard.com/posts/list/4260.page
There are step by step pictures there, all done by our own PatriceJ.
It is an excellent study.