Additional Mathematics 0606, Past Year Challenge Past Year Challenge 2017W02 9 January 2017 Admin Leave a comment May/Jun 2017 IGCSE Exam: 0606/23/O/N/14 Oct/Nov 2017 IGCSE Exam: 0606/23/O/N/13 May/Jun 2018 IGCSE Exam: 0606/23/O/N/11