Some other Drag and Drops you can do:
Drag an item from the Start Menu to the Desktop
Drag a Desktop item to the Quick Launch toolbar of the Taskbar.
You can drag and drop files and folders between open file windows. For example - in Cascade View (right click empty area of taskbar and select Cascade Windows) you can have Word and Excel open and drag and drop files and folders between their seperate "Open or "Save As" windows.
Some programs allow elements ( images etc ) you are using in the program to be dragged and dropped.
To Drag an open Window:
To drag an open program:
Double click the green area above to minimise the program and then drag as as shown above.