Reading period access: From May 1 to May 13, access to the Van Pelt-Dietrich Library Center and the Fisher Fine Arts Library will be limited to PennCard holders and other Penn affiliates. Find more information.
A free program for 3D printing to view, edit, analyze and repair STL files
visit vendor website
Free & tiered versions
Watch a Lynda.com tutorial.
Autodesk 123D