Northern hosts the annual Northern South Dakota Science and Mathematics Fair, showcasing hundreds of projects from young scientists in grades 6-12 from this region.

41st Annual Fair

March 21, 2024


The event is affiliated with International Science and Engineering Fair (ISEF) in Washington, D.C. Between 400 and 500 students are expected to exhibit projects involving biology, botany, chemistry, physics, health and medicine, and more. Top winners will have an opportunity to exhibit at ISEF. Judges are approximately 70 professionals from the Aberdeen area; Northern faculty; and upper-level Northern students.

Forms and Registration


  • December 1, 2023 for forms needing prior approval from the NSU Department of Science and Mathematics
  • March 1, 2024 for judges' registration form submission
  • March 1, 2024 science fair final registration 

Science Fair Registration

Judge Registration Form

Dwayne Rehfeld Award

ISEF Rules, Forms and Guidelines

ISEF Forms Wizard (to help you determine which forms and approvals are necessary before beginning a science fair project)


2023 Winners 

Individual Grand Winners

Dustin Hermansen, Aberdeen Central

Jodyn Bawek, Doland


Team Grand Winner

Sophia Uttermark and Jai Yi Wang, Aberdeen Central


Student Observer to ISEF

Payton Grandpre, Northwestern


2023 Rehfeld Recipient

Avery Miles, Doland High School


What makes a good science fair project?

Students: Have you ever wondered how to begin a science fair project - what makes a good project - what sort of project to do? Explore below to learn how to get started!


International Science and Engineering Fair

Top winners of the math and science fair have an opportunity to exhibit at the International Science and Engineering Fair (ISEF).


Affiliated with intel ISEF, a program of Society for Science and the Public






Jewett Regional Science Building Room 112