Free CAD Software

Free CAD Software »Looking for free tools to teach engineering design? Energy3D Version 1.0 is now available. Funded by the National Science Foundation as part of our Engineering Energy Efficiency project, Energy3D is a computer-aided design and fabrication tool. Your students can easily design a dream home on the computer, then print and assemble a real model.- http://energy.concord.org/energy3d/?utm_source=The+Concord+Consortium+List&utm_campaign=28725bf68f-October_2012_Newsletter&utm_medium=email