Before revision: Competitions Rube Goldberg machine designers participating in a competition in New Mexico In early 1987, Purdue University in Indiana started the annual National Rube Goldberg Machine Contest , organized by the Phi chapter of Theta Tau, a national engineering fraternity.
After revision: (RGMC for short)Competitions Rube Goldberg machine designers participating in a competition in New Mexico In early 1987, Purdue University in Indiana started the annual National Rube Goldberg Machine Contest , organized by the Phi chapter of Theta Tau, a national engineering fraternity.