Check this cool program out its a lot of fun. You can sculpt in 3D Its in beta but it works http://drpetter.se/project_sculpt.html Tomas Pettersson, a 27 year-old Computer Science/Technology (D) student at Linköpings Tekniska Högskola in southern Sweden. This guy has some really cool projects that he shares check them out there are all kinds of cool things http://drpetter.se/projects.html