Items in learning 2024 Self-Study in August 2024 Aug 1 2024 Self-Study in July 2024 Jul 1 2022 Self-Study in November 2022 Nov 1 2021 Self-Study in January 2021 Jan 1 2019 Self-Study in March 2019 Mar 1 2018 Self-Study in July 2018 Jul 1 2017 Self-Study in March 2017 Mar 1 2016 Self-Study in December 2016 Dec 1 2016 Self-Study in June 2016 Jun 1 2016 Self-Study in April 2016 Apr 1 2016 Self-Study in March 2016 Mar 2 2016 Self-Study in January 2016 Jan 1 2015 Self-Study in December 2015 Dec 2 2015 Self-Study in August 2015 Aug 2 2015 Self-study in June 2015 Jun 3 2015 Self-study in May 2015 May 9