Rube Goldberg Machine Contest 2012
Images from the annual Argonne-sponsored Rube Goldberg Machine Contest, held every year in March at Chicago's Navy Pier. Area high schools compete to build a complex machine, comprising over 20 steps, to perform a simple task.
“Rube Goldberg” is a registered trademark and copyright of Rube Goldberg, Inc.
Photo by George Joch
Image courtesy of Argonne National Laboratory.