Items in programming 2019 Self-Study in March 2019 Mar 1 2018 Self-Study in June 2018 Jun 1 2016 Self-Study in June 2016 Jun 1 2016 Self-Study in April 2016 Apr 1 2016 Self-Study in February 2016 Feb 1 2015 Self-Study in September 2015 Sep 1 2015 Self-Study in August 2015 Aug 2