The first national contest winners were from the School of Technology named Watch-N-Ponder, led by Jeff Cottingham. The 1989 national contest had the task of sharpening a pencil in more than 25 steps. 1999 Set a Golf Tee and Tee Up a Golf Ball.2000 Fill and Seal a Time Capsule with 20th Century Inventions.2003 Select, Crush and Recycle and Empty Soft Drink Can.2004 Select, Mark and Cast an Election Ballot.2005 Change Batteries and Turn on a 2-battery Flashlight.2009 Replace an Incandescent Light Bulb with a More Energy Efficient Light Emitting Design.2010 Dispense an Appropriate Amount of Hand Sanitizer into a Hand.2020 Rube Goldberg Bar of Soap Video Challenge. A "Pythagorean device" is the Japanese colloquial equivalent to a Rube Goldberg machine. The Japanese educational television program PythagoraSwitch features Rube Goldberg machines during each episode. The World Green Mech contest, based in Taiwan, invites high school winners of regional competitions to build the most creative, complex Rube Goldberg Machines possible. The Rube Goldberg Machine Contest has inspired many international competitions and spinoffs, particularly in Asia. Due to the Covid-19 pandemic, the 2020 contest was held virtually, and the challenge was to drop a bar of soap into a hand. The Machine Contest is the subject of the feature documentary Mousetrap to Mars. George, to manage the archiving, registrations, and trademarking of Rube Goldberg's work. The contest is hosted nationwide by Rube Goldberg Inc., a not for profit 501c3 founded by Rube's son, George W. Past winners of the contest have made appearances on the Late Show with David Letterman and Jimmy Kimmel Live!. The national contest has gained much coverage by the press and television media. In 2013, the national collegiate contest moved from the Purdue campus to COSI Columbus in Ohio. In addition to the collegiate competition, a high school contest began in 1996. In 1989, the Theta Tau Rube Machine Contest became a national competition held at Purdue University in March each year with participation by winning entries from local competitions sponsored by Theta Tau chapters across the nation. Phi chapter of Theta Tau revived the contest in 1983 as a competition open to all Purdue students. The Rube Goldberg Machine Contest originated at Purdue University in 1949 as a competition between Theta Tau and Triangle fraternities, and it was held annually until 1956. Pop balloon in contraption maker toast time series#Scoring is determined by a series of judges and referees. If the machine malfunctions, team members are permitted to manually guide it to the next step a penalty is assessed for each intervention. Scoring is based on reliability, task completion, most challenging transfers of energy, artistry, creativity, theme, teamwork, and the "Goldberg spirit" of humor. Students typically choose a theme, often relating to popular films or historical periods. Prior to the 2015 contest, machines used up to 200 steps. Each machine, depending on age level, must use anywhere from 10-75 steps and complete the task within two minutes. Teams of students compete with machines designed to complete the same task under identical parameters. Teams of students arrive at the competition with a Rube Goldberg machine designed to accomplish the task of the year.
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