Beginner
Start with the essentials.
OFFICIAL BOOKLET QUESTIONS
THE COMPETITION ARCHIVE
November 2025.
A chapter worth revisiting. Explore the challenges,
meet the winners, and keep learning.
PICK YOUR STARTING POINT
Ready, set, think.
Online practice questions are temporarily unavailable. You can still read all 30 archived questions below.
Intermediate
Connect the dots.
OFFICIAL BOOKLET QUESTIONS
Advanced
Go a little further.
OFFICIAL BOOKLET QUESTIONS
A ROUND OF APPLAUSE
Meet the winners.
Junior
- 01 Tania Chopra
- 02 Nicholas Wong & Gia Pardal (tie)
- 03 Yingci Liu
Senior
- 01 Bhavika Khanna
- 02 Aadya Seth
- 03 Ridhima Garodia
Team
- 01 Knockout — Yashvia Jain, Melissa Dyer
- 02 Iris — Mehr Rehmat Hora, Pekhna Hora, Paavani Kapur
- 03 Giraffes — Junyi Chai, Ryan Au, Kyle Park
THE MINDS BEHIND THE QUESTIONS
Ananya Prasad · Harleen Sachdev · Gio Hwang · Emily Xu · Camelia Chew · Josh Yeo · Doyun Kim · Natalie Wong