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 601–630 2009 — clear year filter Clear all

CSEF · 2009

Starch Production in Fruit Ripening

Chemistry

Objectives/Goals The objective was to see if storing a fresh pear with a ripe banana affects the ripening process of the pear. Methods/Materials One fresh pear was stored in one gallon sized…

CSEF · 2009

Stirling Engine, Uses

Applied Mechanics & Structures

Objectives/Goals How far does a Stirling engine travel/run using different fuel sources? Methods/Materials My Procedure, 1. I first Built a Stirling engine. 2. Test the engine using differen…

CSEF · 2009

Stoked on Viscosity

Aerodynamics/ Hydrodynamics (Junior Division Only) Fourth Award

Objectives/Goals The objective was to determine how changing the size of ellipsoids along one axis changes the speed at which they fall through liquids of varying viscosity and how the non-s…

CSEF · 2009

Stop My iPod from Drowning

Electronics & Electromagnetics

Objectives/Goals The objective of this project was to come up with a solution that will help prevent electronic or other personal items being washed in a washing machine. I came up with this…

CSEF · 2009

Stop the Noise

Materials Science (Junior Division Only)

Objectives/Goals Which material dirt, foliage, wood, or cement will do the best job at blocking out traffic noise? Methods/Materials Four barriers were built (wood fence, cinder block, stack…

CSEF · 2009

Strength of Earth for Earthbag Construction

Materials Science (Junior Division Only)

Objectives/Goals The objective is to determine the strongest combination of fill materials for an earthbag structure to be used for a medical clinic and homes in Tonj, Sudan. Methods/Materia…

CSEF · 2009

Strong, Stronger, Strongest Fava

Plant Biology

Objectives/Goals I chose to do this project because I wanted to use substances that did not have toxic substances to help plants grow. When growing plants, I found that some parts of the pla…

CSEF · 2009

Sudoku Patterns

Mathematics & Software First Award

Objectives/Goals The main goal of this project was to identify patterns in solved 9x9 Sudoku puzzles and then to use these patterns to create a new method to solve any standard 9x9 puzzle. T…

CSEF · 2009

Sugar or Not: Cereal Effects on Blood Glucose

Human Biology (Junior Division Only)

Objectives/Goals To determine if certain cereals or oat meals affect the blood sugars in non-diabetics. Methods/Materials Materials: 8 different measured cerals or oatmeals with measured mil…

CSEF · 2009

Sugar Rush

Microbiology

Objectives/Goals This project was designed to test if yeast colonies would grow faster with or without oxygen and with different sugars. Faster growth is important to the brewing process bec…

CSEF · 2009

Sugars' Effects on Ants

Zoology

Objectives/Goals This experiment tests the effects of different sugars on the energy and hyperactivity level of the Pogonomyrmex californicus, or the harvester ant. The concept of a sugar hi…

CSEF · 2009

Sun Power

Energy & Power (Junior Division Only)

Objectives/Goals My goal was to determine if the angle a solar cell is mounted at would affect the amount of energy the cell would produce. Methods/Materials Materials: multimeter, solar cel…

CSEF · 2009

Sustainability with Wind Power

Aerodynamics/ Hydrodynamics (Junior Division Only)

Objectives/Goals I tested a model of a horizontal-axis wind turbine and models of vertical-axis Savonius,Darrieus,and Giromill wind turbines to see which device rotates faster to collect mor…

CSEF · 2009

Synthesis and Decomposition of Aspirin

Chemistry

Objectives/Goals The objective of my project was to formulate and use an assay that would help me test the purity of aspirin, and then help me determine the aspirin#s decomposition over time…

CSEF · 2009

Taking Apart Water

Chemistry

Objectives/Goals My project was to determine if it is possible to achieve a 2:1 volume ratio of hydrogen to oxygen during an electrolysis process. I believe that it is possible because a wat…

CSEF · 2009

Testing Gas Laws

Physics & Astronomy

Objectives/Goals My goal is to determine the effect of pressure and temperature on the volume of air. I hypothesize that higher temperatures and lower pressure increase the volume of air not…

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