A Four-Way Tetrahedral Rack Gearset That Works

This is a video of Youtuber Henry Segerman demonstrating the 'mathematical art' four-way tetrahedral rack gearset he designed and had 3-D printed by Shapeways (you can get...
June 29, 2018

A LEGO Hermit Crab Built In A Real Shell

Because soon the only animals left on earth will be made of plastic, this is the hermit crab LEGO build created by LEGO enthusiast Paul Friesen (previously:...
June 20, 2018