November 9, 2011: Open Source Projects are announced

November 21, 2011, 12:00 AM Pacific Time / 08:00 UTC: Contest opens for entries by student participants

December 16, 2011: Organizations release second wave of tasks to students

January 16, 2012, 12:00 AM Pacific Time / 08:00 UTC: All work stops

February 14, 2012: Google Open Source Programs Office announces the winners via blog post