Important Dates

2027 FAIR DATES

All Fairs ~ Pelican Landing, Moss Point ~ Feb. 26, 2027

State Fair ~ Millsaps College, April 1, 2027

ISEF Los Angeles, CA ~ May 8-14, 2027

Registration Deadline

School Registration should be completed by December 1, 2026. An affiliation fee is offered this year that allows for a 10% discount on project registration fees.

Student Registration Fees

Registration fees are due by February 5, 2027. All project fees from the same school must be paid by one payment.

Single Fee: $35 Group Fee: $40 (Payment due by February 19, 2027)

Single Fee: $40 Group Fee: $45 (Payment received after February 19, 2027; group max is two)

Checks and Purchase Orders should be made out to the

The University of Southern Mississippi

Center for STEM Education

118 College Drive #5087

Hattiesburg, MS 39406-0001

Tel: 601.266.4739

Electronic Payment Portal

Click here for ALL ISEF Forms!

Click the image below for ISEF form completion guidance:

Lower Fair Categories

Behavioral & Social Sciences 

Chemistry (Biochemistry, Inorganic Chemistry, Organic Chemistry) 

Earth, Space, and Environmental Sciences (Animal Sciences) 

Biomedical and Health Sciences 

Biology and Botany (Microbiology, Plant Sciences) 

Physics (Physics and Astronomy) 

Engineering (Engineering and Mechanics) 

Math and Robotics (Math and Intelligent Machines/Robotics and Intelligent Machines) 

 

Upper Fair Categories

0100 Behavioral & Social Sciences 

0200 Biochemistry 

0300 Inorganic Chemistry 

0400 Organic Chemistry 

0500 Earth and Environmental Science 

0600 Animal Sciences 

0700 Biomedical and Health Sciences 

0800 Microbiology 

0900 Physics and Astronomy 

1000 Engineering and Mechanics 

1100 Math and Intelligent Machines 

1200 Robotics and Intelligent Machines 

1300 Plant Sciences 

Links to Required Fair Forms

Lower Project Registration (Grades 1-6)
School Registration Link
Upper Project Registration (Grades 7-12)
Lower Student Abstract (Grades 1-6)
Middle Project Registration (Grades 6-8)
Middle Student Abstract (Grades 6-8)

Any 9-12 grade project chosen as an ISEF finalist will be disqualified if ALL required documents are not submitted prior to participation.

Check out this Research, Process and Methodology Series…FREE TO USE!

Upon submitting a request, teachers will have access to:

  • video lectures on each lesson (appx. 30-minutes in length)

  • pdf downloads of student outlines

  • pdf outlines of any attachments for that lesson (in-class/homework/projects)

  • classroom worksheets, assessments, materials list, class activity instructions, and a short post-lecture survey
Upper Student Abstract (Grades 7-12)