Overview

The 42nd Annual Loudoun County Regional Science & Engineering Fair, RSEF, will be an in-person event in 2024. Category, Special Awards, and Finalist Judging will be held in-person on Wednesday, March 20, 2024 at John Champe High School. The RSEF Awards Ceremony will be held at John Champe High School on Thursday, March 21 at 7:00 pm. Virtual portions of the fair will be hosted on this LCPS Regional Science & Engineering Fair website.  

The purpose of our fair is 

The 42nd Annual LCPS Regional Science & Engineering Fair (RSEF) will involve over 300 high school students from Loudoun County Public Schools. Students are selected to participate in the RSEF by their schools. 

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

Student Submissions for Virtual Portion

For each project, students submit two PDF documents (named according to their project number).

Project Categories

Student were selected to participate at the Regional Science and Engineering Fair by their schools.  Students self-select into a category established for the Regeneron International Science and Engineering Fair with guidance from their teacher.  After students have registered, categories that have a small number of projects may be combined for competition.  

This year the RSEF categories include: