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.
PLA is always a safe and easy bet. It is nontoxic, and doesn't create toxic fumes like ABS does. PLA is also inexpensive. The clear green filament they recommend is a PLA as well.