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Science and Engineering Fair

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OSSEF 2026Turn your curiosity into a research or design project, gain new skills, compete for prizes. 

The 68th annual Oklahoma State Science and Engineering Fair will be held on Friday, March 27, 2026. We cannot wait to hear exciting and creative research from Oklahoma's next generation of scientists and engineers! Registration for OSSEF qualifiers will open in mid-January and close on March 3, 2026.  


OSSEF Categories

Participating in OSSEF has benefits

for students, parents and teachers
There are many reasons to consider participating in the Oklahoma State Science and Engineering Fair. Learn more about the benefits of participating for students, parents and teachers. 

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. 
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