Deskhedron is a 3d virtual desktop manager that is freely downloadble for windows. If you are familiar with Ubuntu Beryl then you know about it's desktop manager which display a 3d square each side having a desktop. This offers the same functionality to windows users. I like to use deskhedron because it has a smooth feel to its performance. To check it out click here to know about other freewares similar to deskhedron click the website provided below