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Works for PhET Interactive Simulations (University of Colorado - Boulder) PhET Interactive Simulations (University of Colorado - Boulder)
Joined on Sep 4, 2014
Works for DΞFCONCΞPTS DΞFCONCΞPTS
Joined on Aug 4, 2015
Joined on Nov 5, 2013
Works for PhET Interactive Simulations PhET Interactive Simulations
Joined on Jun 25, 2014
Joined on Oct 17, 2013
Joined on Jan 14, 2014
Joined on Sep 26, 2017