Here is the place I found for the people who are willing to learn new features of SQL Server 2012.

http://social.technet.microsoft.com/wiki/contents/articles/6982.sql-server-2012-developer-training-kit-bom-en-us.aspx#Module_4_SQL_Server_2012_Database_Server_Programmability

http://blogs.msdn.com/b/oneclickbi/archive/2011/12/27/more-demos-of-power-view-available.aspx