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The GSDSEF thanks all of our students, teachers, parents, judges, sponsors, and volunteers for an outstanding 69th 2023 Fair!!  We will look forward to seeing you again next year!!

To view the 2023 GSDSEF Results, go to:  2023 GSDSEF Results 

To view the 2023 GSDSEF project summaries and results/awards in zFairs, go to: zFairs Showcase

To view the 2023 GSDSEF Awards Ceremony Videos, go to: Awards Ceremony Videos


General questions about the 2023 Fair?  Click at the bottom of any page on this website:   Contact us online. 


The GSDSEF is the bi-county STEM research fair for San Diego and Imperial Counties. We welcome all students in grades 6-12 who wish to challenge themselves in STEM.   Become a part of the 70th GSDSEF and its legacy of excellence in student STEM research! 


Congratulations to 2021 GSDSEF Participant Ellen Xu for her 3rd place win at the 2023 Regeneron Science Talent Search!! A phenomenal feat!! The entire GSDSEF family is proud of you!!


Text-- Third Place and $150,000  went to Ellen Xu (right), 17, of San Diego, Calif., for developing an algorithm that uses a smartphone photo of a patient to help diagnose Kawasaki disease, the leading cause of acquired heart disease in children between the ages of 1 and 5 years old.  





The Greater San Diego Science and Engineering Fair proudly recognizes the numerous generous sponsors who make the Fair possible each year!