In this video we see three different methods to add a Silverlight application to a web page of a Sharepoint site.
In the first method we use the Shared document Library provided by Sharepoint. In the second method we use a Web Part to deploy the Silverlight application and, in the third method, we use a module of Sharepoint as a "ferryboat".
This video is supporting Walter Ferrari's article: Silverlight and Sharepoint 2010: Getting Started