We have been announcing so much stuff recently that I am losing track, here is a summary of some of the newer stuff, or stuff that got pushed below the newer stuff that I think is cool.
TechNet SQL BI webcasts
General TechNet SQL webcasts
Also, MSDN has a bevy of SQL Server 2005 virtual labs (14 to be exact),
Connected Systems Competition(win $50,000!)
SQL Server TCO Chopper