I just finished watching a variety of videos from Mike Taulty about learning Silverlight.  These are exceptionally good videos and I would suggest anyone that is trying to learn Silverlight OR Windows Presentation Foundation (WPF) to take a look at them. 

Here are links to all the videos.

1. Silverlight – Hello World
2. Silverlight – Anatomy of an Application
3. Silverlight – The VS Environment
4. Silverlight – Content Controls
5. Silverlight – Built-In Controls
6. Silverlight – Width, Height, Margins, Padding, Alignment
7. Silverlight – Using a GridSplitter
8. Silverlight – Grid Layout
9. Silverlight – StackPanel Layout
10. Silverlight – Canvas Layout
11. Silverlight – Databinding UI to .NET Classes
12. Silverlight – Simple Styles
13. Silverlight – Custom Types in XAML
14. Silverlight – Binding with Conversion
15. Silverlight – List Based Data Binding
16. Silverlight – Simple User Control
17. Silverlight – Templating a Button
18. Silverlight – Resources from XAP/DLL/Site Of Origin
19. Silverlight – Animations & Storyboards
20. Silverlight – Uploads with WebClient
21. Silverlight – Downloads with WebClient
22. Silverlight – Calling HTTPS Web Services
23. Silverlight – Calling Web Services
24. Silverlight – Making Cross Domain Requests
25. Silverlight – Using HttpWebRequest
26. Silverlight – File Dialogs and User Files
27. Silverlight – Using Sockets
28. Silverlight – Using Isolated Storage
29. Silverlight – .NET Code Modifying HTML
30. Silverlight – Using Isolated Storage Quotas
31. Silverlight – Calling JavaScript from .NET
32. Silverlight – Evaluating JavaScript from .NET Code
33. Silverlight – Handling HTML Events in .NET Code
34. Silverlight – Handling .NET Events in JavaScript
35. Silverlight – Calling .NET from JavaScript
36. Silverlight – Displaying a Custom Splash Screen
37. Silverlight – Passing Parameters from your Web Page
38. Silverlight – Loading Media at Runtime
39. Silverlight – Dynamically Loading Assemblies/Code
40. Silverlight – Reading/Writing XML
41. Silverlight – Multiple Threads with BackgroundWorker
42. Silverlight – Insert/Update/Delete with the DataGrid
43. Silverlight – Getting Started with the DataGrid
44. Silverlight – Embedding Custom Fonts