That's right, just because you couldn't attend Mix06 in person doesn't mean you can't get the session content and do the labs.  Here's the links you need to know:

Sessions here: http://sessions.mix06.com/

More here: http://blog.mix06.com/blog/archive/2006/05/03/2367.aspx

And here: http://blogs.msdn.com/mswanson/archive/2006/05/03/589692.aspx