Largest Rube Goldberg in competition
Who
Purdue Society of Professional Engineers Rube Goldberg Team
What
300 total number
Where
United States (Lafayette)
When

The building of Rube Goldberg machines has become a competitive pastime, and the most complex yet built under the pressure of competition is the 300-step device submitted by the Purdue Society of Professional Engineers Rube Goldberg Team (all USA). It was activated at the National Rube Goldberg Machine Competition at Purdue University in Lafayette, Indiana, USA, on 31 March 2012. Its objective was to blow up and pop a balloon!

The machine was presented at the National Rube Goldberg Machine Competition. As per the rules of the competition, the machine ran in under 2 minutes (1 min 56 sec).

Reuben "Rube" Lucius Goldberg (1883–1970) was an American cartoonist, sculptor, author, engineer and inventor. He was known for a series of cartoons depicting complex gadgets performing simple tasks in indirect, convoluted ways.