Zach Umperovitch

Build your very own Rube Goldberg Machines in this must-have guide for builders of all ages! To build a Rube Goldberg Machine, all you need is a pile of junk and a great imagination. World-renowned Rube Goldberg Machine builder Zach Umperovitch and STEAM educator Tori Cameron have teamed up to show us just how true that is in this comprehensive...