🍂 Fall Enrollment Open – Early Bird Discount until June 30!

News

Fall 2025 Enrollment Is Now Open!

June 12, 2025

We’re excited to welcome students for another term of growth, challenge, and community at Leading Aces!

✅ Build Your Schedule

Use our Schedule Builder to explore courses and start planning your fall term.

🧭 Need Help Choosing Classes?

Check out our updated guides:
📘 New Student Enrollment Guide
📘 Current …

Get Ready: 2025 LAA Math Tournament (FREE)

June 4, 2025

Leading Aces Online Math Tournament
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We’re excited to announce that we’ll be hosting our very own Leading Aces Online Math Tournament — and everyone is invited! This will be a fast-paced, skill-sharpening competition designed to be both fun and rewarding.

🧮 Open to all …

American Regional Math League (ARML) 2025

May 31, 2025

Wow! It was an incredible ARML weekend!

A huge congratulations to all the students who proudly represented the Ontario Math Circles team! We were the #1 team in Canada and achieved the best overall ranking for a Canadian team in recent ARML history! Special shout out to the following students …

From CCC to 2025 CCO & EGOI TST: Student Achievements

May 30, 2025

Despite all the AI cheating on Canadian Computing Competition (CCC) this year, we have 1 student who qualified for the Canadian Computing Olympiad (CCO) and 1 student who qualified for the European Girls Olympiad of Informatics (EGOI) team selection test.

I had the exciting opportunity of attending the award banquet …

2025 National Math Team Announced!

May 29, 2025

Congratulations to the Canadian National Team for the 2025 International Mathematical Olympiad (IMO)!

After 18.5 hours of intense selection, these 6 students stood out and became the top math players in the country!

📈 Road to Team Formation:

COMC → CMO + APMO → TST → National Team

🌏This year’s …

Top Honors in 2025 Euclid, Fryer, Galois & Hypatia!

May 8, 2025

Congratulations to our

Euclid group 1,2: Tiger Li, Raymond Ouyang, Han Wu, Perry Dai, Yuxin Fu, Christopher Li, Ryan Li, Leo Wu, Fiona Yan, Tony Zhu, Zhirui Zhang, Daniel Xie

Fryer Group 1: Amber Hu

Galois Group 1: Marcus Liu, Leo Wu, Xuanyi Zhang, Guanlin Zhou, Daniel Xie

Hypatia Group …

2025 ELMACON/Math Challengers Wins

May 6, 2025

Congratulations to our Vancouver students who participated in the ELMACON and Math Challengers competitions last weekend.

Kyla Huang won first place in the 6th grade competition,

Jack Wang won first place in the 9th grade competition, and

Ryan Zhu won 9th place in the 9th grade competition.

Info Session + Early Bird Discount Extended!

April 29, 2025

Hi everyone,

We’re excited to see so many new members joining our groups recently!
We’ve also noticed quite a few questions about our new contest practice classes.

To help everyone learn more, we’ll be hosting an Info Session on: Sunday, May 4
at 7:00 PM EDT

If you’re interested …

Outstanding Results for USA(J)MO 2025

April 24, 2025

Congratulations to all our 2025 USAJMO and USAMO winners!

USAJMO:

  • Top Honors: Tiger Li (perfect score!), Leo Wu
  • Honors: Ryan Li, Anji Wang, Jack Wang
  • Honorable Mentions: Lei He, Katrina Liu, Michael Sun, Fiona Yan

USAMO:

  • Bronze: Perry Dai, Christopher Li, Ryan Zhu
  • Honorable Mentions: James Qiu, Victor …

7th Place and More at 2025 Stanford Math Tournament!

April 23, 2025

Congratulations to our 2025 Stanford Online Math Tournament Teams for their exceptional performance at this year’s SMT Online! With over 300 teams and 2,000 students participating, our students delivered standout results across multiple categories.

Team Highlights:

  • Team 1 (Anji Wang, Perry Dai, Ming Yang, Michael Sun, Leo Wu, Alex Zhang, …

Celebrating EGMO 2025 Medalists!

April 17, 2025

We’re incredibly proud to celebrate the outstanding achievements of our talented students at this year’s European Girls' Mathematical Olympiad (EGMO) 2025!

🥈 Sophie ZhangSilver Medal
🥈 Emma TangSilver Medal
🥉 Yingshan XiaoBronze Medal

Congrats to Our CMO & CJMO 2025 Winners!

April 8, 2025

We are thrilled to recognize the outstanding achievements of our students at the 2025 Canadian Mathematical Olympiad (CMO) and the Canadian Junior Mathematical Olympiad (CJMO)!

Canadian Mathematical Olympiad (CMO)
🥈 Ming YangSilver Medal
🎖️ Perry DaiHonourable Mention
🎖️ Raymond OuyangHonourable Mention

Canadian Junior …

Spring Term 2025 Enrollment Open!

April 7, 2025

Enrollment is now open! Here are some instructions on how to enroll in our courses:

  1. Create an account: You must create an account to enroll in our classes. This account will be the primary source of information for your enrolled course (e.g., Zoom links, homework files, and solutions). Each account …

HMMT February 2025 Results

Feb. 24, 2025

Our students represented the Ontario Math Circles Team at the 2025 Harvard-MIT Math Tournament!

There were around 100 teams from USA, Canada, China, and Korea and 800 students! The team ranked #1 in Canada and placed #19 overall!

In particular, we want to congratulate:

  • The team for ranking 10th in …

3 of Our Students Represent at EGMO 2025!

Feb. 6, 2025

Hi Everyone,

Congratulations to our girls who qualified for this year's Canadian European Girl's Math Olympiad team!

We have 3 out of the 4 girls on the team!

Yifan (Emma) Tang

Yingshan (Shanna) Xiao

Sophie Zhang

Good luck!

CSIMC 2024 Results & Achievements

Jan. 31, 2025

Hi everyone,

The Waterloo's Canadian Senior/Intermediate Mathematics Contest results are finally published on their website! Congratulations to our students who were in group 1 (top 5 in the country!)

Canadian Intermediate Mathematics Contest:

Tiger Li

Leo Wu

Joseph Shen

Canadian Senior Mathematics Contest:

Perry Dai

Christopher Li

Lucas Wang

Six Students in the 2025 EGMO Team Selection Test!

Jan. 18, 2025

Congratulations and good luck to all the girls who qualified for the 2025 European Girls Math Olympiad Team Selection Test. This was based on their amazing COMC score. The cutoff was 58 points.

A total of 11 girls were invited from across the country and 6 of them are our …

COMC 2024 Results & Achievements

Jan. 15, 2025

The final results for the Canadian Open Math Challenge have been released! The cutoff for advancing to the Canadian Math Olympiad is 60.5. The cutoff for advancing to the Canadian Math Olympiad Qualifying Repêchage is 55. This is the lowest for several years, which speaks to the difficulty of the …

12 of Our Students Represent at Canadian Math Winter Camp 2025!

Jan. 1, 2025

Congratulations to all the students from our school who are currently participating in this year's Canadian National Math Winter Camp! This year, they selected the top 19 students from across the country, 13 boys and 6 girls, including 12 students from our school!

Ming Yang

Emma Tang

Katrina Liu

Yingshan(Shanna) …

Winter 2025 Enrollment Open!

Dec. 16, 2024

Hi NeWsReAdEr!

Enrollment is now open! Here are some instructions on how to enroll in our courses:

  1. Create an account: You must create an account to enroll in our classes. This account will be the primary source of information for your enrolled course (e.g., Zoom links, homework files, and solutions). …