Building a 3D printer is something that many adults can't imagine doing - especially without a kit. For 10-year-olds Andi Shievitz and Mallory Moser, however, it was a welcome challenge - and one that they pulled off marvelously. For their school science fair, the girls built their own 3D printer from scratch, basing the design on the delta Kossel Pro and 3D printing many of the parts themselves on Andi's father's 3D printer. It took them three months of hard work, but the 3DKitBasher, as they named the printer, works well and took first place at the science fair. Read more at 3DPrint.com: https://3dprint.com/149629/3dkitbash...-science-fair/