Welcome to Loudoun County Public Schools

    2021 Regional Science & Engineering Fair (RSEF)  


    The 39th Annual Loudoun County Regional Science & Engineering Fair, RSEF, will be held on

    March 18-25, 2021


    In order to safeguard the well-being of students, families, judges, and staff, the 2021 RSEF will be a virtual event. RSEF will take place from March 18-25, 2021 and will be hosted on the LCPS Regional Science & Engineering website, https://www.lcps.org/rsef.


    The purpose of our fair is 

    • to stimulate student interest in science, technology, engineering, and mathematics (STEM)

    • to encourage sudents to engage in research in STEM fields.

    • to provide students opportunities to present research to STEM professionals and the community, and

    • to give public recognition to students for their work.


    The 39th Annual LCPS Regional Science & Engineering Fair (RSEF) will involve over 300 high school students from Loudoun County Public Schools. Student are selected to participate in the RSEF by their schools. This year the RSEF categories include:


    Animal Sciences, Behavioral and Social Sciences, Biochemistry, Biomedical and Health Sciences, Biomedical Engineering, Cellular and Molecular Biology, Chemistry, Computational Biology and Bioinformatics, Earth and Environmental Sciences, Embedded Systems, Energy: Sustainable Materials and Design, Engineering Mechanics, Environmental Engineering, Materials Science, Mathematics, Microbiology, Physics and Astronomy, Plant Sciences, Robotics and Intelligent Machines, Systems Software, and Translational Medical Science.


    To contact the LCPS Science Office about the RSEF, please email: RSEF@lcps.org


     2021 Regeneron ISEF Logo



    2019 ISEF Finalists
    2021 RSEF Registration

    Registration for the 2021
    LCPS Regional Science
    & Engineering Fair 
    is OPEN.
    If you are interested in
    registering as a judge or
    special awards sponsor,
    please contact us at:
      Sponsored by
    Northrop Grumman
    Google logo
    2021 Category Sponsors
    • Aviation Consulting, LLC
    • Diversified Education Systems, Inc.
    • Gnosis Solutions, Incoporated
    • IT Cadre
    • Jack Kent Cooke Foundation
    • Northstrat, Inc.
    • Penn State University
    • Project Geospatial
    • RiskSpan, Inc.
    • Seshadri Family
    • Splunk
    • Telos Corporation
    • theCoderSchool - Ashburn
    • Unanet

    2021 Additional Sponsors

    • Leidos
    2019 Loudoun RSEF



Last Modified on February 3, 2021