In year 2025's first semester, I was teaching Elementary Math (Secondary 3 G3) and Additional Math (Secondary 3 G3 and IP3) in Cedar Girls' Secondary School. Previously taught H2 Math (and H1 Math in a few of the years) as a flexi-adjunct teacher in Anglo-Chinese Junior College (Feb 2022 to May 2023, Jul to Nov 2019 and Jul 2012 to Nov 2013), National Junior College (Mar 2014 to May 2016) and Anderson Junior College (Feb to Nov 2018) and was a permanent teacher in Serangoon Junior College (Jan 2006 to Dec 2007).
Other institutions I taught at are Singapore University of Social Sciences (Jan 2012 to Jun 2016), Republic Polytechnic (using problem-based learning approach, Jun 2009 to Aug 2010), Anglican High School (Jan to Dec 2008) and Outram Secondary School (Sep to Oct 2024). I also analysed statistics for two projects as a Senior Executive with Ministry of Home Affairs (Feb to Apr 2012), worked as a cybersecurity analyst for NCS Singapore via a contractor (Nov 2023 to Sep 2024) and taught percussion in Raffles Girls' School Chinese Orchestra (Apr 2000 to Jul 2002).
I was a member of Mensa Singapore (Aug to Dec 2005) and the Olympiad Mathematics Training Team in Victoria Junior College (1997) and won the 3rd (individual) prize in the Singapore Mathematical Olympiad For Primary Schools in 1991.
Listed below are some of my private tutoring experience and the students' results.
~ IP2 and IP3 Mathematics for a student of Dunman High School (46 hours from Nov 2024 to present)
~ A-level H2 Mathematics for a student of Catholic Junior College (51 hours from Jun 2023 to A-levels exam in Nov 2023) (From Grade D or E not long before Jun 2023 to Ace, highest possible grade, at A-level exam)
~ Pearson Edexcel International Advanced Subsidiary/Advanced Level in Mathematics and Pure Mathematics for a home-schooled student (112 hours from Jun 2023 to Oct 2024) (Pearson Edexcel exam: Ace, highest possible grade for Pure Maths 1, 2 & 4, Stats 1 & 2 and Decision Maths; B, 2nd highest possible grade for Pure Maths 3)
~ IGCSE Additional Mathematics for a home-schooled student (45 hours from Nov 2022 to May 2023) (A*, highest possible grade, at IGCSE exam)
~ IB diploma Mathematics SL for a student of Tanglin Trust School (32 hours from Mar 2019 to IB diploma exam in May 2019) (From failing not long before Mar 2019 to Band 5, third highest possible band, after Band 7 and Band 6, at IB exam)
~ IB diploma Mathematics HL for a student of St. Joseph's Institution (16 hours in 10 ad-hoc sessions from Nov 2017 to Aug 2018) (From about 30% not long before Nov 2017 to Band 5, third highest possible band, after Band 7 and Band 6, at IB exam)
~ Introductory Mathematics for a student of National University of Singapore (33 hours from Aug to Nov 2017) (A-, third highest possible grade, after A+ and Ace)
~ Applied Regression with R for a student of The London School of Economics and Political Science (United Kingdom) (3 hours in 2 face-to-face sessions in Singapore in Apr 2017) (No reply from student after I WhatsApped and e-mailed her about her grade)
~ A-level H2 Mathematics for a student of Temasek Junior College (40 hours from Jul to Oct 2016) (From Grade S or U not long before Jul 2016 to Ace, highest possible grade, at A-level exam)
~ A-level H2 Mathematics for a student of Victoria Junior College (79 hours from Dec 2015 to Nov 2016) (From Grade S in JC1 promotional exam to Ace, highest possible grade, at A-level exam)
~ IB diploma Mathematics SL -- switched to Math Studies in Mar 2014 -- for a student of School of the Arts (134 hours from Dec 2013 to Nov 2015) (Band 6, second highest possible band, after Band 7, at IB exam)
Next: My education
