# Connecticut Science & Engineering Fair (CSEF)

Connecticut Science & Engineering Fair (CSEF) is a STEM opportunity listed on ExtracurricularHub. Eligibility: Grades 7–12. Format: Hybrid.

## Key facts

| Field | Value |
| --- | --- |
| Catalog organization | Connecticut Science Fair Association |
| Category | stem |
| 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 |
| Application | https://ctsciencefair.org/registration/ |

## About this program

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.

Fields above come directly from the catalog listing. A field with no stored value is omitted.

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Last updated: 2026-10-05.
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