The success of last year's Within Reach challenge inspired MatterHackers, e-NABLE and Pinshape to team up again, this time with the help of LulzBot, for a new 3D design challenge. This time, the focus is on the visually impaired. The Envision the Future Design Challenge, which launches today and runs until May 8, asks participants to create one of two things: an assistive device to make daily life easier for a visually impaired person, or a tactile educational model for use in classrooms. Education is definitely the emphasis for this challenge, and participants are invited to design models for any age group, from kindergarten to graduate school, for a chance to win 3D printers, materials, and more. Read more at 3DPrint.com: http://3dprint.com/168382/envision-t...e-3d-printing/