Princeton STEM Expo

Debut math + STEM expo for elementary and middle school students.

Saturday, September 27, 2025
Community Middle School, Plainsboro, NJ
View 2025 Archive Get 2026 Updates
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Featured Guest Speaker

Professor Po-Shen Loh

World-renowned mathematician, Carnegie Mellon professor, and former coach of the USA IMO team joined us to deliver an inspiring session for students and parents.

  • Exclusive talk on creative problem solving
  • Live Q&A tailored for young mathematicians
  • Insights for parents on nurturing STEM talent
Professor Po-Shen Loh

About PSE

PSE debuted on September 27, 2025 as a West Windsor-Plainsboro HS North-run math and STEM showcase at Community Middle School, pairing an original contest with immersive sessions.

What you can expect

  • Grade-specific math competition packed with original problems.
  • Session with Guest Speaker Professor Po-Shen Loh for parents and students.
  • Hands-on STEM workshops (including Rubik's cubes, cryptography, and Math bowl!) led by high school mentors.
  • Prizes, medals, and recognition for top scorers.

Quick Information

The inaugural PSE took place in person on one action-packed Saturday.

Date:
Saturday, September 27, 2025
Time:
9:30 AM – 4:20 PM ET (check-in through awards)
Location:
Eligibility:
Open to students in grades 3–8; all skill levels welcome
Registration:
Registration for 2025 has closed. Visit registration to join the interest list for the next Expo.
Results:
Podium highlights and full tests are available now on the Archive page.
Contact:
Email the organizers at princetonstemexpo@gmail.com.

PSE 2025 Highlights

350+
Participants
50+
Schools Represented
$3000+
In Prizes
Closing session at Princeton STEM Expo

Event Schedule Recap

See how we structured the inaugural PSE 2025 individual mathematics competition.

Saturday, September 27, 2025
Community Middle School

Competition Schedule

Here’s how the 2025 day unfolded—packed with mathematics competition, workshops, and special presentations.

Time Activity Location Notes
9:30 - 10:00 AM Check-in & Registration
Pick up badges, materials, and competition packets		 Main Lobby All Participants
10:10 - 10:40 AM Opening Ceremony
Welcome and event overview		 Main Auditorium All Participants
11:00 AM - 12:00 PM Mathematics Competition
Individual competition test
Concurrent: Parent Po-Shen Loh Talk		 Competition Rooms
Auditorium (Parents)		 Students & Parents
12:00 - 1:00 PM Lunch Break
Refreshments and socializing		 Cafeteria All Participants
1:15 - 2:00 PM Workshop Session 1
Interactive STEM workshops and activities		 Workshop Rooms Choose Your Workshop
2:10 - 2:55 PM Workshop Session 2
Second round of interactive workshops		 Workshop Rooms Choose Your Workshop
3:00 - 3:45 PM Special Presentation
Po-Shen Loh talk for students		 Main Auditorium All Students
3:55 - 4:20 PM Closing Ceremony
Awards presentation and final remarks		 Main Auditorium All Participants

The Team

Meet the dedicated individuals who make PSE possible

Headshot of Aldric Benalan

Aldric Benalan

Tournament Director

Headshot of Rithik Gumpu

Rithik Gumpu

Tournament Director

Headshot of Aahan Mahakud

Aahan Mahakud

Tournament Director

Headshot of Zeeshan Shariff

Zeeshan Shariff

Operations Manager

Headshot of Shiven Mehta

Shiven Mehta

Outreach Manager

Volunteer Crew

Our all-star high school volunteers power check-in, scoring, workshop support, and logistics.

Aditya Ravishankar
Aditya Senthil
Alicia Chen
Alex Zhong
Andrew Li
Anya Mahakud
Austin Xie
Ayan Banerjee
Dhruv Sharma
Donna Benalan
Eric Guo
Ethan Wang
Jason Liu
Krivi Partani
Lukas Hoover
Manthan Dixit
Sanjay Oruganti
Shiven Mehta
Sravya Mandapati
Will Luo

Catch the Princeton STEM Expo 2025 Recap

Relive standout moments, review contest materials, and stay tuned as we plan what’s next for the Princeton STEM Expo community.

Explore the Archive

Questions? We've got answers

Frequently Asked Questions

Quick info covering the most common questions from families, students, and coaches

Who can participate?

PSE welcomes students in grades 3-8. Each grade competes within its own division to keep the experience fair and fun.

What's the event schedule?

The full agenda, including the competition block, workshops, and keynote session, is available in the schedule section above.

How do I register?

Registration for 2025 is closed, but you can visit the registration page to join the interest list and get notified when 2026 details go live.

Do parents need to stay?

Parents and guardians are encouraged to attend Po-Shen Loh's talk and support their students, but on-site supervision is provided throughout the day.

Are there team events?

PSE 2025 focuses on individual competition. Collaborative workshops and networking opportunities round out the experience.

What should students bring?

Bring pencils, a notebook, and enthusiasm. Calculators are not required. Lunch and snacks will be provided.

Partners & Supporters

Thank You to Our Sponsors

Their generosity powers scholarships, workshops, and the full competition experience.