Fuel Curiosity. Inspire STEM Leaders.
OSSEF welcomes all. Turn curiosity into a research or design project, gain new skills, grow your future.
The 69th annual Oklahoma State Science and Engineering Fair will be held on Friday, April 2, 2027 at OSU in Stillwater. Outstanding and creative research will be shared by students from across the state as we build community and inspire a generation of lifelong STEM enthusiasts. OSSEF relies on sponsors, STEM expert judges, and volunteers to succeed. Reach out today and join us!
OSSEF Partners
expand their impact on our future STEM leaders.
OSSEF students and teachers come from all over Oklahoma to share their exciting research, connect with STEM experts and fuel their curiosity. Partner with OSSEF to expand your reach and inspire these incredible young people to stay connected to STEM for years to come.
OSSEF Impacts for 2026 OSSEF unites students, educators, professionals, and community members around a shared passion for discovery, innovation, and strengthening Oklahoma's STEM future.
Qualifying for OSSEF
starts with a regional fair.
Oklahoma offers eight regional science and engineering fairs annually. Students qualify for OSSEF by competing and advancing from their nearest regional fair. Regional fairs typically occur in February annually.