WPF Bootcamp
Awesome collection of training on Windows Presentation Foundation (free of course!). Three whole days worth of recorded sessions, labs, demos, PowerPoints....
https://www.visitmix.com/university/wpf/wpfbootcamp.htm
and a ton more training on Silverlight, ASP.NET AJAX, Gadgets, Expression, etc at the VisitMix University: https://visitmix.com/university/