Search past science fair projects

38,465 real projects from ISEF, the Canada-Wide Science Fair, JSHS, AJAS, the Calgary Youth Science Fair and the California Science & Engineering Fair — searchable by meaning, and filterable by fair, year, category and award.

3140 projects · showing 2461–2490 2026 — clear year filter Clear all

CSEF · 2026

Slippery Sliding Super Speed

Applied Mechanics (Junior Division)

The purpose is to test which element makes sliding down a playground slide faster. To test our hypothesis that Vegetable oil would be the fastest, we tested a series of different materials a…

CYSF · 2026

Smart Cane for visualy impared

Gold Medal

The smart cane uses smart technologies like a ultrasonic sensor for obstacles, and a rfid sensor for dangeruase areas like stairs to help the visualy impared navigate. The RFID sensor means…

CSEF · 2026

Smart Child in Car Reminder Alarm

Electronics & Electromagnetics (Junior Division) Honorable_mention Award

Many babies die from heatstroke after being accidentally left in hot cars. A lot of existing alarm systems use only one sensor—like a pressure mat or a Bluetooth tag—which often cause false…

CYSF · 2026

SmartPestSense

A pest monitoring device using 3D printing and coding to track activities of house mice and other sets that enter or trespass houses. Experiments will happen with 3D printed mice, meaning th…

CYSF · 2026

Smart Tracks, Safe Trains

Silver Medal

This project uses ESP32 to control multiple trains and switches to avoid collision in real time. This project shows how we can use technology and logic to improve train safety in real-world…

CSEF · 2026

Soap, a Friend or Foe of Skin Bacteria

Microbiology (Junior Division)

Abstract Human skin is home to the skin bacterium Staphylococcus epidermidis (S. epidermidis) which helps protect against harmful bacteria. Soap and alcohol can temporarily remove skin bacte…

CYSF · 2026

Soap vs Bacteria

Bronze Medal

This project tested how different hand-cleaning methods reduce bacteria by observing mold growth on bread slices touched with unwashed hands, water-only washed hands, and hands cleaned with…

CSEF · 2026

Social Media vs. Teen Girls

Behavioral & Social Sciences (Junior Division) Honorable_mention Award

This project looks at how social media might affect body image in teen girls. Social media is a huge part of daily life, and seeing all the posts, videos, and trends can make people compare…

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