We just launched a set of 3 e-Learning clinics covering core components of the .NET 3.0 framework including Windows Presentation Foundation (formerly Avalon), Windows Communication Foundation (formerly Indigo) and Windows Workflow Foundation. If you are a guru with .NET 3.0 then these clinics probably are not for you, however if you are familiar with .NET 3.0 or you have no idea why you should care about .NET 3.0 then check them out.
Here's my one liner's about why you should care about these technologies
You can get the whole set here....
By the way, for those of you who are wondering why WinFX got renamed to .NET 3.0, check Soma's blog.