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.

1016 projects · showing 331–360 CSEF — clear fair filter Chemistry — clear category filter Clear all

CSEF · 2015

Kinetics of the Inversion of Sucrose

Chemistry Second Award

Objectives/Goals Our goal was to use polarimetry to measure the activation energy of the inversion of sucrose in the presence of a catalyst. Sucrose inversion occurs when it is dissolved in…

CSEF · 2015

Lead: The Hidden Enemy

Chemistry

Objectives/Goals The objective of this project was to see what the most effective way for testing lead is. Prior to beginning this project, I believed that pure water solutions would work be…

CSEF · 2015

SFI: Science Fair Investigation

Chemistry

Objectives/Goals How does the concentration of bleach solution affect the effectiveness of the chemiluminescence of luminol on surfaces of varying type and with varying degrees of hydrophobi…

CSEF · 2015

Soaking Shells

Chemistry

Objectives/Goals My objective was to determine if shells will become weaker after soaking them in vinegar for 5 days. I think that the soaked shells will lose weight, size, and color. They w…

CSEF · 2015

Stovetop Madness

Chemistry

Objectives/Goals The objective is to distill 200 ml of pulp free orange juice and receive a pH of 7 (neutral). Methods/Materials Materials: deep-cooking pot, lid for pot, 2000 ml of pulp fre…

CSEF · 2015

The Effect of Mint on Water Temperature

Chemistry

Objectives/Goals The purpose of my experiment is to find out if mints cause a temperature decrease. I believed that the fresh, cooling sensation that you feel in your mouth was due in part t…

CSEF · 2015

The Pink Catalyst

Chemistry Honorable_mention Award

Objectives/Goals To show how catalysts affect the kinetics of a chemical reaction. Methods/Materials 100-mL of 0.21M potassium sodium tartrate was added into a 500-mL beaker which was then w…

CSEF · 2015

The Science Behind the Stretch

Chemistry

Objectives/Goals To find which cheese, made from different fat percentages of milk (3.5% milk, 1.75% milk, < 0.1%) results in the longest stretch of cheese. Methods/Materials -1.5 gallon of…

CSEF · 2015

Think Before You Drink

Chemistry

Objectives/Goals In this science fair project I will be testing which of the following beverages stains your teeth the most in the least amount of time. The beverages I will be using are Coc…

CSEF · 2015

What's in Your Water Bottle?

Chemistry

Objectives/Goals The objective of my experiment was to learn if an increase in temperature affected the amount of bisphenol A released in polycarbonate plastic water bottles. Methods/Materia…

CSEF · 2015

Which Blonde Is Best?

Chemistry

Objectives/Goals The experiment was to measure the amount of force that hair which has been bleached, dyed, and lightened with hydrogen peroxide can withstand before breaking. It was expecte…

Save projects to your library

Sign in with Google to keep track of projects you find interesting, organized into folders. An account also raises your daily allowance for “Has this been done?”, and lets you create a key for the MCP server with a much higher limit than anonymous use. Browsing stays public.

Continue with Google