Microsoft has a nice little site called Web Camps Training Kits where are available a number o training kits - presentation and source code - for some popular technologies: ASP.NET MVC 3 IE 9 and HTML 5 OData jQuery WebApps (Umbraco, Kentico, DotNetNuke...
Updated as of April 4th Here's a personal list of some of Microsoft's available and updated developer training kits: PHP on Windows and SQL Server Training Kit: http://www.microsoft.com/downloads/en/details.aspx?FamilyID=c8498c9b-a85a-4afa-90c0-593d0e4850cb...