CSEF projects, 2002–2026

Every California Science & Engineering Fair project Fairfolio holds: 17,387 entries across 24 years, with the abstract, category and awards the fair published for each one.

CSEF coverage: available historical abstracts for 2002–2019; award-listed projects only for 2021–2025, without abstracts and with explicit labels where titles were not published, except that most 2023 winners carry the abstract from CSEF's archived public showcase; public showcase abstracts for 2026. The 2020 fair was canceled.

Years

Category breakdown

Counts cover every year of this fair and use its own category labels, exactly as the source published them. Each one links to that category's CSEF projects.

Projects

17387 projects · showing 16681–16710

CSEF · 2002

C vs C++

Mathematics & Software

Objectives/Goals My project#s objective was to determine the speed of C compared to C++ (programming languages). I thought that C++ would be faster, because it was written more recently. Met…

CSEF · 2002

Deer Deer Me

Mammalian Biology

Objectives/Goals To find deer population in Anderson Valley. Methods/Materials 1. To sample randomly throw a rock. 2. Two students pull string taut. 3. Students walk in circle, while keeping…

CSEF · 2002

Derby Cars: How to Ace the Race

Applied Mechanics/ Structures & Mechanisms/ Manufacturing

Objectives/Goals This project was designed to determine what car shape with various weights goes the fastest. The hypothesis is that small, heavily weighted cars go the fastest. Methods/Mate…

CSEF · 2002

Determining Air Pollution

Electricity & Electronics

Objectives/Goals My objective for this project was to find out if you can measure/detect air pollution by using a simple instrument, a laser and components you could get at radio shack. Meth…

CSEF · 2002

Diabetes. Insulin. NPH vs. Lantus

Pharmacology/ Toxicology

Objectives/Goals To whether a new long-acting human insulin, Lantus, causes less nocturnal hypoglycemia in a juvenile diabetic than the standard long-acting insulin, NPH. Methods/Materials A…

CSEF · 2002

Dicyphus hesperus

Environmental Science (Junior Division Only)

Objectives/Goals The objective of this project was to examine whether Dicyphus hesperus (a fairly new bug being studied and used as a beneficial) produces damage to tomato plants and their f…

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