Affiliated Fair Network

Society affiliated science fairs across the world are the first step to competing at ISEF and Broadcom MASTERS

With over 400 affiliated fairs around the globe, the affiliated fair network plays a critical role in facilitating the pursuit of STEM in young scientists, engineers, and inventors.

Affiliated Fair Resources

Best practices for fair management


Guidance on fair committees

SRC and D&S Training

International rules & guidelines


Guidelines for the judging process


Dates & Deadlines for the 2019-2020 Fair Cycle

Date Information
By August 15, 2019 Affiliation available through the Fair Dashboard
September 27-29, 2019 High School Research Teacher’s Conference, Society staff in office will be limited.
October 2, 2019 Deadline for affiliation. Please note that the affiliation fee is not due at this time; payment of the affiliation fee may be deferred until Feb. 7, 2020.
October 25 – 30, 2019 Broadcom MASTERS Finals Week, Society staff will not be in the office.
November 21, 2019, 1 PM ET General and Subblock Housing for ISEF 2020 opens.
By December 5, 2019 Regional Award materials available online through Fair Dashboard
January 1, 2020 ISEF Official Party Registration available in the Fair Dashboard
Your Fair Date + 12 Calendar Days Deadline to submit Finalist Questionnaire and Official Party Registration
February 1, 2020 Broadcom MASTERS application opens for nominees.
February 7, 2020 Affiliation fees due.
March 5-11, 2020 Regeneron Science Talent Institute. Society staff will not be in the office.
April 5, 2020 Last date to hold an ISEF affiliated fair. Regional fairs that feed into state fairs should coordinate the date of their fairs with the state.
April 22, 2020 Last day for finalists to submit an abstract rewrite
May 10-15, 2020 ISEF 2020 in Anaheim, California
June 10, 2020 Broadcom MASTERS Application closes
October 16-21, 2020 2020 Broadcom MASTERS Finals Week