Create your own Gadgets with .NET Gadgeteer
If you’ve ever wanted to create your own electronic gadget, then you should be interested in Microsoft’s .NET Gadgeteer, an open-source toolkit that supports the quick and easy construction of prototype electronic devices. A central processing unit (CPU) motherboard is provides along with a variety of pluggable modules that provide communication, control, display and sensing capabilities. The toolkit uses the .NET Micro Framework and Visual Studio/Visual C# Express and you don’t need to be an electronics expert or even know how to solder.
Find out more on the .NET Gadgeteer website and in this YouTube video.