Connecticut Science & Engineering Fair (CSEF)
Catalog organization: Connecticut Science Fair Association
Compiled by: ExtracurricularHub Editorial Team — editorial policy
Last updated
What Is Connecticut Science & Engineering Fair (CSEF)?
The Connecticut Science & Engineering Fair is a yearly, statewide science and engineering fair run by the Connecticut Science Fair Association. The 2027 fair runs from March 3, when the project upload portal opens, to the March 20 awards ceremony.
Students in grades 7 through 12 who live in, or attend school in, Connecticut or Fishers Island. Independent students must request approval from the registration chair by October 15, 2026 and pay a registration fee.
Connecticut Science & Engineering Fair (CSEF) Key Facts: Cost, Deadline, and Eligibility
| Format | Hybrid |
|---|---|
| Eligibility | Grades 7–12 |
| Application deadline | Ordinary high-school/non-EZ project entry December 1, 2026 at 11:59 p.m. (zone unstated); independent permission October 15 |
| Listing last updated | October 5, 2026 |
Program details shown here reflect the current catalog record.
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How to Apply to Connecticut Science & Engineering Fair (CSEF)
Open the application for Connecticut Science & Engineering Fair (CSEF)