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.
Mathematics & Software
Objectives/Goals The objective is to find how complexity can be produced through Natural Selection and Evolution. It is thought that intermediate goals must be given to consistently reach a…
Environmental Science (Junior Division Only)
Objectives/Goals To discover if the population of microarthropods varies based on different environments, and whether a larger population of microarthropods has a positive effect on plant gr…
Microbiology
Objectives/Goals The objective of this project was to determine how a plant germ, Xylella fastidiosa, moves inside a grapevine. This bacterium grows inside grapevine, cuts off the water supp…
Pharmacology/ Toxicology
Objectives/Goals In my study I tested the effects of four different remedies on motion sickness, in order to find out if they were truly beneficial. Methods/Materials Four treatments were ad…
Pharmacology/ Toxicology
Objectives/Goals My hypothesis is that the Fellowes Microban antimicrobial product inhibits the growth of microbes and is effective against a broad range of bacteria. I base my hypothesis on…
Pharmacology/ Toxicology
Objectives/Goals The purpose of my project was to see if there was any correlation between pesticide use in farm fields and absenteeism in six Salinas elementary schools located within a 1.5…
Behavioral Sciences
Objectives/Goals Alzheimer's disease (AD) is one of the most socially significant diseases in older people. The goal of this project is to establish the effect of Alzheimer's disease on visu…
Chemistry
Objectives/Goals The objective is to determine if dental amalgam will release mercury when it is placed in an acidic environment for 48 hours. Methods/Materials Three different acids (citric…
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals "How will changing the temperature of a 0.68 paintball projectile (or in the case of the control, leaving it unaltered) affect its accuracy?" was the essential question that…
Aerodynamics/ Hydrodynamics
Objectives/Goals The purpose of this experiment is to investigate the effect of ball size on dropping speed in viscous liquids. Methods/Materials Basically, all that is needed is an assorted…
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The purpose of the project was to find the optimum length of a paintball marker barrel that would yield the most precise fire possible without reducing projectile velocity.I…
Physics & Astronomy
Objectives/Goals My 2004 "Solar Energy Trap" project studied solar ponds as an energy collector and storage system combined. I effectively proved that by creating salinity gradient body of w…
Electricity & Electronics
Objectives/Goals To see if the speed of a CD drive effects the data access speed off of that CD drive. Methods/Materials Methods: 1.Put fastest CD drive into computer. 2.Put in the music CD…
Plant Biology
Objectives/Goals I want to determine if there is one color that can be used to paint our cherry trees that will protect them from sunburn without causing harvest delays. Methods/Materials My…
Pharmacology/ Toxicology
Objectives/Goals What is the effect of the concentration of fluoride in saliva on the remineralization of hydroxyapatite? My objective is to find the optimal concentration of fluoride to res…
Chemistry
Objectives/Goals Curcumin found in the common curry spice, turmeric, is thought to help in Alzheimer''s Disease (AD). Plaques are formed in the brain that causes AD. Curcumin may reduce thes…
Pharmacology/ Toxicology
Objectives/Goals The project analyzes the effect of antioxidant curcumin on the proliferation and migration of normal human fibroblasts and microvascular endothelial cells, which are vital i…
Environmental Science (Junior Division Only)
Objectives/Goals Invasion of foreign plants in the Ballona Wetlands is a major problem; they prevent the native plants from thriving. The purpose of our experiment is to test what water trea…
Microbiology
Objectives/Goals The objective is to determine whether electromagnetism has an affect on the competency of E. coli. The hypothesis is that the field will cause more E. coli to take up the pl…
Pharmacology/ Toxicology
Objectives/Goals Our objective was to determine what effect growth hormone supplementation had on irradiated lima beans. Methods/Materials Forty-eight lima beans were irradiated with high-en…
Pharmacology/ Toxicology
Objectives/Goals How will the time hair is emerged in dye affect the intactness of the hair shaft? Methods/Materials First, submerge hair dye for different periods of time (20 mins, 40 mins,…
Mammalian Biology
Objectives/Goals I wanted to know if the temperature of ingested fluids affects orally measured body temperature in humans. I believed it would affect basal body temperature because when peo…
Earth Sciences/ Planetary Sciences/ Physical Environments
Objectives/Goals The purpose of this project was to find the best jetty design that would keep sand on the ever-disappearing beaches. The hypothesis was that the Y-shpaed jetty would be most…
Microbiology
Objectives/Goals Because the yeast greatly affects the taste of home-brewed root beer, I wanted to determine what was the smallest amount of Lalvin Champagne Yeast that would produce an acce…
Zoology
Objectives/Goals The aim of this experiment was to determine the effect of light and diet on the growth of purple-striped jellies (Chrysaora colorata). Compared to other sea jelly species, t…
Zoology
Objectives/Goals The Olympia Oyster (Ostrea conchaphila) is the only native oyster on the California coast. Once highly abundant, populations declined due to over-harvesting and habitat loss…
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The goal of this project was fo find out whether or not different lubricants had an effect on the accuracy of an airsoft rifle. An airsoft gun is a realistic, non-lethal, sh…
Mathematics & Software
Objectives/Goals The objective was to determine the effect of nominal interest rates, real interest rates (rates corrected for inflation measures) and trade balance (exports minus imports) o…
Microbiology
Objectives/Goals The objective is to determine which of the eight types of disinfectant products is most effective in limiting the growth of bacteria strains of E. coli, P. aeruginosa and S.…
Mathematics & Software
Objectives/Goals The objective of this expermient is to find out if the shape of a die affects it's fairness. Methods/Materials I rolled each dice 200 times, and tallied how many times it la…