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.

870 projects · showing 841–870 2009 — clear year filter Clear all

CSEF · 2009

Which Detergent Cleans Best?

Product Science (Physical) (Junior Division Only)

Objectives/Goals The purpose of this experiment was to test four brands of detergent to see which cleaned the best. The four brands being tested were Tide, Cheer, Melaleuca and Kirkland (Cos…

CSEF · 2009

Which Diameter String Has the Purest Tone?

Physics & Astronomy

Objectives/Goals My objective to to discover which set of violin strings will create the purest tone. I will test three different sets of strings, each set is a different diameter to try and…

CSEF · 2009

Which Grease Is Good for You?

Chemistry

Objectives/Goals This project focuses on proving that vegetable oil will degrade in quality when fried five times, and if the addition of Vitamin E(antioxidant) will help in retaining the oi…

CSEF · 2009

Which One to Use?

Product Science (Biological) (Junior Division Only)

Objectives/Goals My project's objective is: Will different types of antiperspirant gel deodorant affect the growth of bacteria? Does deodorant have an affect on bacteria. Methods/Materials M…

CSEF · 2009

Which Road Deicer Corrodes Steel the Most?

Chemistry Honorable_mention Award

Objectives/Goals I wanted to determine the least corrosive of commonly available road deicers. I hypothesized that sodium chloride would be more corrosive than other higher cost deicers. Met…

CSEF · 2009

Which Shape Is the Most Truss-worthy?

Applied Mechanics & Structures

Objectives/Goals The objective was to determine which shape - a triangle, arch, or vertical beam - could create the strongest bridge truss. Methods/Materials 10 identical bridge segments wer…

CSEF · 2009

Which Sunscreen Protects the Most?

Product Science (Physical) (Junior Division Only)

Objectives/Goals The objective is to investigate if there are differences in protection against Ultraviolet (UV) rays in sunscreens. I believe that Coppertone Sport SPF 50 would give the bes…

CSEF · 2009

Which Windmill Is Better?

Aerodynamics/ Hydrodynamics (Junior Division Only)

Objectives/Goals My family and I were driving through the desert and I saw a windmill farm. I noticed that all the windmills had three blades. I wondered why there were not more blades on a…

CSEF · 2009

Wii vs. Real Life

Human Biology (Junior Division Only)

Objectives/Goals Although many people have bought into the marketing that Wii can "make people fit" and "help people lose weight", using heart rate as a measure of exercise level, we tested…

CSEF · 2009

Wind Power in Ventura: A Future Worth Examining

Earth & Environment (Senior Division Only)

Objectives/Goals The goal of my project is to identify optimal sites for wind power generation for Ventura County. Objectives: to estimate (calculate) and compare the wind power potential fo…

CSEF · 2009

Yes We Can: Optimizing the Chicken Soup Can

Mathematics & Software

Objectives/Goals Optimize for cost the production and shipment of cans of 450 mL of uncondensed chicken noodle soup, looking at each step of the process to minimize cost with respect to seve…

CSEF · 2009

Your Carpet: The Unexpected Culprit

Product Science (Biological) (Junior Division Only)

Objectives/Goals The goal of my experiment was to test different types of carpets and analyze which one would arrest the most bacterial growth. I believe that the antimicrobial carpet will w…

CSEF · 2009

You Should Have Seen the One that Got Away

Applied Mechanics & Structures

Objectives/Goals The purpose of my project is to see what combination of knot and fishing line will hold the most mass so that you have the best chance of the fishing line not breaking, thus…

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