"Three Projects That Make LEGO Toys Into High-Tech Tools" in Popular Science

My new September issue of Popular Science has a short article covering three practical models that makers have constructed with LEGO MINDSTORMS pieces. 

Included are a braille printer created by a 12-year-old boy; a device that digitizes printed text; and an atomic force microscope. It's really quite amazing that all these projects were built with only LEGOs and maybe a few dollar-store items. You can read the article on popsci.com via this link: http://www.popsci.com/article/diy/three-projects-make-lego-toys-high-tech-tools