Regeneron ISEF 2024: Los Angeles, CA

Regeneron ISEF 2024, the world’s largest pre-college STEM competition, will take place from May 11-17 in Los Angeles, California, at the Los Angeles Convention Center. Regeneron ISEF 2024 will be a fully in-person event complemented by a virtual site where finalists will share their projects online. All judging and events will be in-person.

More information for attendees is available here.

Register to volunteer.

Apply to be a Grand Awards Judge.

ISEF signage at the LA Convention Center , Regeneron ISEF 2024 Los Angeles

Science Fair: The Series

Regeneron ISEF is on a small screen near you!

Be sure to tune in for Science Fair: The Series on the National Geographic channel and streaming on Disney+ and Hulu.

Watch this gripping three-part docuseries that follows the ups and downs of young innovators, engineers and scientists on their way to the Regeneron International Science and Engineering Fair.

Learn more about the finalists and their research

Learn more about getting involved

View the Trailer


Competing at Regeneron ISEF starts at a Society-affiliated fair.


Official rules and guidelines for competition.

International Rules and Guidelines

Project Material Guidelines for Regeneron ISEF 2024.

2024 Project Material Guidelines (PDF)

Answers to questions for students, parents and teachers.

Frequently Asked Questions

Definitions and details of the categories of competition.

Categories and Subcategories

Searchable database of abstracts from 2014 to 2023.

Project Database

Congratulations to the top winners of Regeneron ISEF 2023!

High school scientists from around the world won nearly $9M in awards, scholarships at Regeneron ISEF 2023, with the $75,000 top award going to 17-year-old Kaitlyn Wang of San José, California.

Regeneron ISEF 2023 Program Book

Read the Grand Awards Press Release

Watch the Awards Ceremony

Head to our Virtual Science Fair to see all the winners’ projects


ISEF 2023 Grand Award Ceremony, Dallas Texas - top award winners

Affiliated Fairs

The Society’s network of affiliated science fairs around the globe are critical to the success of Regeneron ISEF and Thermo Fisher Scientific Junior Innovators Challenge.

Resources for science fair personnel include:

  • Affiliated Fair Dashboard
  • Affiliated Fair Guidelines
  • Resources for Science Fair Management
  • Standards for Science Fairs
Find Resources for Affiliated Fairs

From the Society Blog

ISEF 2024 Top 3 Grand Award Winners: (L-R) Krish Pai, 17, of Del Mar, California, Grace Sun, 16, of Lexington, Kentucky, and Michelle Wei, 17, of San Jose, California
Finalists cheering at Regeneron ISEF Opening Ceremony
Sponsors logos for ISEF 2024 Los Angeles


Thank You to the Sponsors of ISEF 2024

ISEF 2024 Sponsors