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 guide to building Rube Goldberg Machines at home. Written in partnership with Rube Goldberg's granddaughter herself, Jennifer George, this book breaks down how to build a variety of machines that solve simple problems in complex ways. Progressing in...