Remember this basic tutorials that Macromedia used to put out so new users could get up to speed quickly? I've been looking for something similar on Silverlight. I found it.
nibbles tutorials
Simple, short, well written. It took a matter of minutes to get the basic concepts down and go create something. I rebuilt my banner in Silverlight just for kicks.
http://offcampus.members.winisp.net/banner/
Spend a few minutes and you immediately start to see why this deserves so much attention. The project seamlessly moved between tools as opposed to being a foreign multimedia object and trying to code around it.