If you download any SDK this summer this is the one you should definitely download! 

http://msdn.microsoft.com/en-us/windows/bb980924.aspx

Professors

Use this to show how to utilize vendor oriented Software Developer Kits (SDK), this is a productive and industrial strength SDK.

College Students

Going in for that intern interview or the big corporate job that will pay a real salary and has benefits, you need to review the documentation and review the:

Learn how to write a Windows application.