About the Fair
Canada's largest youth STEM event, bringing together top young scientists from across the country
What is CWSF?
The Canada-Wide Science Fair (CWSF) is the premier national celebration of youth innovation in science, technology, engineering, and mathematics. Each year, nearly 400 exceptional students in grades 7-12 from across Canada gather for an unforgettable week of discovery, competition, and connection.
What Happens at CWSF?
The week-long event includes:
- Project presentations and judging by STEM professionals
- Nearly $1.3 million in awards, scholarships, and prizes
- Interactive lab experiences at host university facilities
- Tour day exploring the host city and region
- Public viewing days where thousands visit to see projects
- STEM Expo featuring educational institutions and companies
- Social events and networking opportunities
- Awards ceremony celebrating top achievements
Beyond Competition
While awards are exciting, CWSF offers something even more valuable: a community of like-minded peers who share your passion for STEM. Many participants describe making lifelong friendships and discovering new possibilities for their futures during this transformative week.
About Youth Science Canada
CWSF is hosted annually by Youth Science Canada (YSC), a national charitable organization dedicated to fueling the curiosity of Canadian youth through STEM projects. YSC coordinates the national network of regional STEM fairs, supports student projects through mySTEMspace, and selects Team Canada representatives for international competitions.
Learn More
For detailed information about CWSF history, awards, sponsors, and more, visit the public website at cwsf-espc.ca. For year-round STEM project resources and support, explore mySTEMspace.ca.