Hong Kong International Science Olympiad (HKISO): What IP Math & Physics Families Should Know

Q: What does Hong Kong International Science Olympiad (HKISO): What IP Math & Physics Families Should Know cover?
A: A fact-checked walkthrough of the HKISO structure, syllabus weightage and medal-cut-off maths, with explicit links to IP tuition milestones in Singapore.

TL;DR
HKISO is a two-round paper-based science contest run by Olympiad Champion Education Centre (OCEC) in Hong Kong.
• Heat Round: 20 MCQs (5 each physics/biology/chemistry/integrated science), +2 / 0 / -1, 60 minutes HKISO structure.
• Final Round: 24 MCQs (6 per strand) with the same marking scheme in 75 minutes HKISO structure.
• Awards: About 8%/16%/24% per grade receive Gold/Silver/Bronze per the organiser’s published bands HKISO prizing.
Registration and venues are announced on the official HKISO site each cycle; follow organiser notices only.

Registration quick answer (Singapore): Schools typically coordinate entries or the organiser announces a local partner each cycle. For current registration routes and official partners, follow the HKISO site only: http://www.hongkongiso.org/

Status: HKISO structure/prizing pages last checked 2025-11-30 (HTTP access); heat remains 20 MCQs in 60 min with +2/0/-1 and final 24 MCQs in 75 min with the same marking; medal ratios still ~8%/16%/24% per grade.

1 Who runs HKISO and what the organiser publishes

• Organiser: Olympiad Champion Education Centre (Hong Kong) HKISO structure.
• Round structure: Each grade receives its own paper. Heat = 20 MCQs (5 per strand) in 60 minutes. Final = 24 MCQs (6 per strand) in 75 minutes. Marking: +2 correct, 0 blank, -1 wrong HKISO structure.
• Languages: English or a regional language, as listed by the organiser HKISO structure.
• Awards: About 8% / 16% / 24% per grade earn Gold / Silver / Bronze; remaining candidates fall into Merit/Participation as posted by HKISO HKISO prizing.

2 Eligibility & categories (per organiser)