MSDN are running a "Soup to Nuts" programming Windows Forms applications series
Tune in and learn how to build Microsoft Windows Forms applications and Smart Client applications in Microsoft .NET. We will take you through all the steps to build an application, as we cover object oriented concepts and delve deep into .NET. During this series of webcasts, you will learn how to create rich user interfaces, access data, and see industry-proven ways to get Windows Forms applications to market quickly. And after viewing the webcasts, you can work hands-on in the MSDN Virtual Lab.
Sounds pretty cool, eh? - if you've not played with .NET application development this might be a good time to sign up and give it a try...