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The Next Generation of STEM Leaders

Every year, tens of millions of students participate in science fairs around the globe but only about 1,800 earn the right to compete for nearly $5 million awards bestowed each May at the Regeneron International Science and Engineering Fair (ISEF).

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National Geographic Joins Community of Regeneron ISEF Sponsors

National Geographic to sponsor the Earth and Environmental Sciences category, the Washington, DC student delegation and the Pin Exchange.


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Regeneron to Sponsor ISEF

Regeneron is the new title sponsor for ISEF, continuing their commitment to STEM by supporting the world’s largest international science fair.

Your organization can join the Society’s growing community of sponsors.


2019 ISEF top award winners

Join the ISEF Sponsorship Community

Inspire the next generation of STEM leaders.

Join the exclusive group of forward-thinking corporations, foundations, organizations, and individuals that provide sponsorship support at the prestigious Regeneron International Science and Engineering Fair. Learn more.


Competing at Regeneron ISEF starts at a Society-affiliated fair


Official rules and guidelines for competition

Rules and Guidelines

Answers to questions for students, parents and teachers

Frequently Asked Questions

Definitions and details of the categories of competition

Categories and Subcategories

A searchable database of abstracts from 2014 to 2019

Project Database

Awards and Recent Results

Regeneron ISEF finalists compete for nearly $5 million in awards, prizes and scholarships.

Each year more than 1,800 ninth through twelfth graders earn the right to compete at Regeneron ISEF by winning a top prize at a Society-affiliated local, regional, state or national science fair.

See the Winners and Awards!

Affiliated Fairs

The Society’s network of affiliated science fairs around the globe are critical to the success of Regeneron ISEF and Broadcom MASTERS.

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

Feng Zhang, Core Institute Member at the Broad Institute and Professor at MIT
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