Blender for 3D printing

Overview
"Blender already supports 3D printing modeling and file-formats since 2002. With the latest Blender version (2.67) this now is even more accessible and powerful with the new 3D Printing Toolbox and real-time Mesh Analysis features.

This Training DVD is for everyone who is into 3D printing, beginners and professionals alike. There are extensive chapters introducing Blender modeling for new users. It then handles all topics you need to know for efficient and good quality 3D prints, including color, wall thickness or overhang problems. You will also find printable models to experiment with yourself. "