MakerBot Print is our newest print-prepration software, which supports native CAD files and STL assemblies,
allows you to interact with all your printers via the Cloud, and many other exciting new features.
OK, keep me updated when you come back.
Also, for a first levitation, you could maybe try a lighter magnet.
My first try was with a 10x10 cube with a small bolt underneath to stabilze it.