Thank you for your interest in volunteering to be a judge at Toronto Science Fair 2025.  TSF 2025 will take place on Saturday, March 29th, 2025 at the University of Toronto Scarborough.

The Toronto Science Fair (TSF) is the organization responsible for the Regional Science Fair for Toronto. TSF seeks to offer a top-quality science fair experience for students in Toronto. 

The Toronto Science Fair 2025 will be open to all students in Toronto in Grades 7 to 12.  There will be a half-day, non-competitive experience for students in Grades 5 and 6.  Students in Kindergarten to Grade 4 will be invited to post videos about their class science experiments on our website.

Volunteer judges for TSF 2025 will need to be available to attend the fair at the University of Toronto Scarborough in person.  The schedule for the day is currently being developed.  Judges will need to be available for the morning and afternoon.  Lunch will be provided. 

Judge registration for TSF 2025 will open January 13, 2025 to March 15, 2025.

Go to our Judge Registration page to register to judge at the Toronto Science Fair 2025.