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.

864 projects · showing 181–210 2007 — clear year filter Clear all

CSEF · 2007

Dirty Mouth? Clean It Up!

Product Science (Junior Division Only)

Objectives/Goals I hypothesized that the cinnamon gum would reduce the most microbes. My problem was which flavor of gum reduced the most bacteria, though both flavors have an even chance to…

CSEF · 2007

Do Denser Liquids Always Refract More?

Physics & Astronomy Fourth Award

Objectives/Goals Since water refracts more than air, and water is denser than air, it would appear that denser substances generally refract more. Is this always true? My hypothesis is that d…

CSEF · 2007

Do Drumline Drummers Risk Hearing Damage?

Physics & Astronomy

Objectives/Goals I propose that if members of a drumline practice in an enclosed area without ear protection, then individual drumline members are put at a high risk of hearing damage. Metho…

CSEF · 2007

Do Electromagnetic Fields Harm Algae Cells?

Microbiology Third Award

Objectives/Goals This experiment was conducted to see if there was any effect of electromagnetic fields on the growth and health of Chlamydomona. Methods/Materials In the experiment, two sam…

CSEF · 2007

Does Age Affect Short-Term Memory?

Cognitive Science (Junior Division Only)

Objectives/Goals I wanted to investigate the question if short-term memory was affected by one's age. Methods/Materials 1. An I Spy picture book; 2. A timer; 3. Test subjects (40 people divi…

CSEF · 2007

Does Birth Order Affect Personality Type?

Behavioral & Social Sciences

Objectives/Goals In my experiment I was trying to figure out if there was a correlation between birth order and personality type. I hypothesized that there was going to be a certain pattern…

CSEF · 2007

Does Color Matter for Solar Power?

Electronics & Electromagnetics

Objectives/Goals My problem statement is, #How do different colors of light affect the electrical output of a photovoltaic cell?#. My hypothesis was if green light would shine on a photovolt…

CSEF · 2007

Does JB-Weld Have a Usable Strength in Space?

Applied Mechanics & Structures

Objectives/Goals My objective was to stimulate the research of space glues that could have prevented the heat shield failure on the Space Shuttle Columbia and future spacecraft repairs by ma…

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