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 361–390 2007 — clear year filter Clear all

CSEF · 2007

How Does Grooming Affect a Horse's Heart Rate?

Mammalian Biology Honorable_mention Award

Objectives/Goals To observe the effect grooming has on heart rate after exercise as compared to no grooming. Methods/Materials I took each horse's heart rate before exercise using a stethosc…

CSEF · 2007

How Does Music Affect Us Psychologically?

Cognitive Science (Junior Division Only)

Objectives/Goals The objective of my project is to determine whether or not music affects us psychologically. I believe music will either increase or decrease memory retention as well as alt…

CSEF · 2007

How Do Gas Stations Affect the Environment?

Earth & Planetary Sciences

Objectives/Goals I am doing my project to see how gas stations affect the soil, and environment around them. I am also doing this to get a better understanding of the environmental problems…

CSEF · 2007

How Long Can You Hold Your Breath?

Mammalian Biology Second Award

Objectives/Goals The goal of this experiment is to determine if an individual can hold their breath longer in warm water, cold water, or on land. Methods/Materials 60 total individuals parti…

CSEF · 2007

How Safe Is Your Water?

Microbiology

Objectives/Goals Objective of my science project was to find out the level of total coliform bacteria, E. Coli bacteria, chlorine, heterotrophic plate count (HPC) in various drinking water s…

CSEF · 2007

How Spoiled Can You Get?

Microbiology

Objectives/Goals The aim of this project is to determine which food preservative (salt or vinegar) inhibits bacterial growth in food. Methods/Materials 4 packets of no salt chicken boullion…

CSEF · 2007

How Things Break: Failure Analysis

Applied Mechanics & Structures

Objectives/Goals To determine whether a material breaks randomly or in patterns due to their molecular structures and components, and furthermore, to decide whether differences in surface or…

CSEF · 2007

How to Keep Your Jack-O from Turning Wacko

Microbiology Honorable_mention Award

Objectives/Goals The objective is to determine which technique preserves jack-o-lanterns the best. Methods/Materials We obtained 30 pumpkins, 10 large and 20 small sized pumpkins. We then ca…

CSEF · 2007

How to Reduce Bacteria on a Sponge

Microbiology

Objectives/Goals My objective was to find out if time in a microwave affects the amount of bacteria on a sponge. My hypothesis was if a sponge is put in a microwave for a longer amount of ti…

CSEF · 2007

How Vulnerable Is DNA?

Biochemistry/ Molecular Biology

Objectives/Goals My project involves extracting DNA from onions, apples and bananas and to study the effects of various stimuli on the extracted DNA. Methods/Materials Procedures: 1. Pour 12…

CSEF · 2007

How Well Do Horses Learn?

Mammalian Biology First Award

Objectives/Goals An investigation was done to determine whether horses can learn to associate geometric shapes with a food reward. The literature reports numerous instances showing that hors…

CSEF · 2007

Humane Hunting: Patterning a Shotgun

Applied Mechanics & Structures

Objectives/Goals In 1991 the federal government prohibited the use of lead shot because it was poisoning waterfowl. Changing from lead shot to steel shot has a large impact on hunters becaus…

CSEF · 2007

Hydrogen Fuel: Clean and Powerful!

Applied Mechanics & Structures Honorable_mention Award

Objectives/Goals The objective of this project was to demonstrate that by replacing the fuel source of a gasoline combustion engine with hydrogen gas would produce fewer detrimental emission…

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