5National Program is The First of Its Kind to Put 3D Printers in High School Students' Hands[EB/OL]. http://www.makepartsfast.com/ 2011/09/2349/national-program-is-the-first-of-its-kind-to-put- 3d-printers-in-high-school-students-hands/.
6Solid Learning. http://www.solidlearning.org/.
7Introduction to SOLID Learning[EB/OL]. http://www.stemulate.org/ 2012/05/05/solid-learning/.
8RIT Engineering Student Raves About 3D Printing[EB/OL]. http:// www.dimensionprinting.cmn/successstories/successstoryview.aspx? view=7 l&title=RIT+Engineering+Student+Raves+About+3D+Print- ing.
9STARBASE and Dimension Rocket Elementary Students' Design Skills to New Heights[EB/OL]. http://www.dimensionprinting.com/ successstories/successstoryview.aspx?view:61&title=STARBASE + and + Dimension + Rocket + Elementary + Students + Design + S kills + to + New+Heights++.
