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[[File:881983 628966510450875 1467906505 o.jpg|thumb|right|881983 628966510450875 1467906505 o.jpg]] A very good example of a place where this was implemented successfully was at [https://www.facebook.com/PSUTC2013 Penn State] by UI Fellow [http://www.linkedin.com/profile/view?id=87580240&locale=en_US&trk=tyah&trkInfo=tas%3Ajohn%20ol%2Cidx%3A1-1-1 John Oliver].  He was able to get over 100 students participating in his event with where the starting object was a recycled plastic pen.  The winner of the event starting with a pen was able to ending end with a ford f-250 pick up truck! Here is a [https://www.youtube.com/watch?v=1WkCgt2f0vw link] to a documentary made about the event.