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.
CSEF · 2003
Microbiology
Objectives/Goals The purpose of this experiment was to determine the amount of UV light that kills biofilm organisms and other bacteria. The hypothesis of the experiment was that higher leve…
CSEF · 2003
Environmental Science (Junior Division Only)
Objectives/Goals Water shortages are a worldwide problem. Using recycled water (reclaimed wastewater treated to the tertiary level) is one possible way to help preserve our natural water sup…
CSEF · 2003
Materials Science (Junior Division Only)
Objectives/Goals The objective of my experiment was to see if different environments will accelerate or decelerate the ripening process of a banana. Also, what effect temperature and/or ligh…
CSEF · 2003
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals Our project is to test which robot can move more efficiently on both carpeted and smooth surfaces. We are testing out Robot A with legs and Robot B with wheels. We will vary…
CSEF · 2003
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals I. Purpose: Can a rover simulator consistently climb over objects that are as big as it self. II. Hypothesis: I predict that 75% of the time, the rover simulator can climb a…
CSEF · 2003
Aerodynamics/ Hydrodynamics
Objectives/Goals To see how much useful thrust energy for powering model vehicles I could get out of a CO(2) cartridge by varying the size of the nozzle formed by puncturing with a needle. M…
CSEF · 2003
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals As a roller coaster fan I questioned the safety of roller coasters and why people do not fall out of their seats on fast turns and loops. I believed that the safety bar and…
CSEF · 2003
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals My objective is to explore the unlocking of magnetic potential energy. Using a magnet-gun, I examined two questions: Will changing the distance between two magnets affect ho…
CSEF · 2003
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals Rubberized asphalt is supposed to reduce noise levels as well as help the environment by using recycled tires as eighteen percent of the asphalt mixture. The purpose of this…
CSEF · 2003
Materials Science (Junior Division Only)
Objectives/Goals My dogs have chewed through the fence in our yard and we need a new fence that is durable and rust resistant. My project was to determine which metal would be most rust resi…
CSEF · 2003
Microbiology
Objectives/Goals I hypothesized that our local wild yeast behavior would differ from what I considered the "norm," the San Francisco yeast, due to climate. Methods/Materials I used bread flo…
CSEF · 2003
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals This project was designed to prove whether a certain types of English saddles are better for a horses back by distributing the riders weight most evenly, and if so, which on…
CSEF · 2003
Microbiology
Objectives/Goals The scientific question I asked was, "What is the effect of subjecting Nitrosomonos sp. ammonia nitrifying bacteria to increasing salt concentrations? If there is an effect,…
CSEF · 2003
Environmental Engineering
Objectives/Goals To find if Salt Cedar trees effect the salinity of the Mojave River. Methods/Materials Standard method; go to study sites, and collect Total Dissolved Solids information, us…
CSEF · 2003
Mathematics & Software
Objectives/Goals Today, people can transfer information over high-speed Internet faster than ever. Unfortunately it also means that others can steal information faster than ever. A thief can…
CSEF · 2003
Aerodynamics/ Hydrodynamics
Objectives/Goals The objective of this experiment was to determine which variables affect how fast water flows through a pipe. I believe that many variables including the size of the pipe, t…
CSEF · 2003
Biochemistry/ Molecular Biology
Objectives/Goals The objective of my project is to see if the ENTP (Extroverted, Thinking, iNtuitive, Perceiving) Brain Type shows a higher correlation with a 7 repeat sequence on the fourth…
CSEF · 2003
Social Sciences (Junior Division Only)
Objectives/Goals To determine whether eyewitness reports are reliable enough to be used as substantial evidence in criminal convictions, by examining whether gender, distance from subject, a…
CSEF · 2003
Physics & Astronomy
Objectives/Goals I noticed that the colors of some red laser pointers were slightly different when I aimed them at a wall. However, other family members did not see any difference, so I want…
CSEF · 2003
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals Problem Statement: Which seismometer is the most responsive and sensitive? The Lehman or the Earth Movement Sensor? Methods/Materials Materials: · Base: 3/4" plywood approx…
CSEF · 2003
Behavioral Sciences
Objectives/Goals The objective of the experiment was to see whether the usage of acoustic or semantic encoding would be best in memorizing a number of unrelated items in a short amount of ti…
CSEF · 2003
Behavioral Sciences
Objectives/Goals Our project aims to answer the question of whether or not subliminal messages affect people's thoughts. We want to determine how well the subliminal message affects a person…
CSEF · 2003
Behavioral Sciences
Objectives/Goals Question: Can we trick our brain by adding colors to fragrances? Hypothesis: If we add different shades of green to six varied concentrations of a mint fragrance, then it wi…
CSEF · 2003
Structural Capability & Strength of Materials (Junior Division Only)
Objectives/Goals The purpose of this experiment is to find out which type of building does better in an earthquake: a cylinder-based dome or a cubic building. I hypothesize that building typ…
CSEF · 2003
Behavioral Sciences
Objectives/Goals The objective of this experiment is to determine whether individuals notice shape or color first. My hypothesis is that most subject's primary perception will be based on co…
CSEF · 2003
Behavioral Sciences
Objectives/Goals My project goal was to test the short and long term memory spans of 6th, 7th, and 8th graders. Methods/Materials To test the short term memory span, I would go to one of the…
CSEF · 2003
Social Sciences (Junior Division Only)
Objectives/Goals Do magazines in doctor's offices test positive for bacteria growth? If people are educated that there is bacteria growth on magazines and books, will they stop reading them?…
CSEF · 2003
Electricity & Electronics
Objectives/Goals Determine if DNA has the ability to solve complex problems which cannot be solved by present day silicon based computers due to technology limitations. Methods/Materials Thi…
CSEF · 2003
Materials Science (Junior Division Only)
Objectives/Goals My objective was to determine if cotton fabric would filter bacteria as well as silk. A National Geographic article stated that when Indian women use their silk saris to fil…
CSEF · 2003
Mathematics & Software
Objectives/Goals My objective was to determine how the initial angle of an idealized billiard ball path, starting from a corner of a rectangular table with integral dimensions, affects wheth…