11705 projects whose affiliated fair was here, most recently in 2026.
ISEF records a state or province for some finalists and not others, so these counts do not add up to the country total.
11705 projects · showing 7861–7890
ISEF · 2018
Earth and Environmental Sciences
The purpose of this study was to investigate how different types of fruit peels affect the amount of oil absorption. There has been previous work in the scientific literature on this subject…
ISEF · 2018
Biomedical and Health Sciences
Lasers are becoming more prevalent in online marketplaces. There are multiple reports of lasers being pointed into the cockpits of aircraft in America. Lasers are also used in classrooms to…
ISEF · 2018
Materials Science
The research question for my Science Fair Project is: “Does drumstick material effect the properties of the sound waves produced by a drum when struck with the stick?” My hypothesis is that…
ISEF · 2018
Behavioral and Social Sciences
Emerging evidence is suggesting that exercise can be used as a primer for neuroplasticity. This relationship was investigated in the current study, by having three groups of participants com…
ISEF · 2018
Energy: Chemical
The following research was conducted to study the effect of Fluorination of Graphene on the effectiveness of primary batteries and supercapacitors. Fluorination is the process by which Fluor…
ISEF · 2018
Biomedical and Health Sciences
The research conducted was to find if vitamin B-9 (VB9) increases the migration and/or proliferation in mesenchymal stem cells (MSCs) as well as if the migration of MSCs can be inhibited by…
ISEF · 2018
Physics and Astronomy
Many devices use GPS and depend on the accuracy and reliability of the signal, but how accurate really is it, and what affects the change? This project tests WAAS signals, a GPS correcting s…
ISEF · 2018
Biomedical and Health Sciences
The experimenter set out to discover whether green tea had the potential to increase the critical thinking skills and short term memory recollection through the consummation of it. The exper…
ISEF · 2018
Biomedical and Health Sciences
Insulin levels in diabetics are monitored by checking blood glucose levels. When there is not enough insulin in the body, hyperglycemia occurs. In extreme cases, diabetic ketoacidosis (DKA),…
ISEF · 2018
Behavioral and Social Sciences
Traumatic brain injuries (TBIs) whether mild, moderate or severe, can have a direct and definite impact on a person’s everyday life. The initial treatment after TBI usually consists of inter…
ISEF · 2018
Microbiology Fourth Award
The purpose of our experiment was to devise an effective yet cost-efficient means of killing microorganisms in drinking water. We created a self-sufficient attachment to Hippo Roller pushabl…
ISEF · 2018
Plant Sciences
The effect of native Velvet Mesquite (Prosopis velutina) and non-native African sumac (Rhus lancea) on biodiversity in the Sonoran Desert Cassidy Chamillard Tucson High Magnet School, Tucson…
ISEF · 2018
Chemistry
The purpose of this experiment was to determine if the properties of chitosan were significant factors in removing Azo dye from solution. Congo Red – a dangerous azo dye – is commonly found…
ISEF · 2018
Biomedical and Health Sciences
Preeclampsia is a condition responsible for 76,000 maternal deaths and 500,000 infant deaths a year, and is characterized by less nitric oxide being produced, which results in reduced uterin…
ISEF · 2018
Behavioral and Social Sciences
My experiment’s purpose was to compare the memory and cognition of high school students when exposed to different levels of noise. For the second year of my project, I chose to add pink nois…
ISEF · 2018
Biochemistry Third Award
Alzheimer’s disease results in learning and memory deficits due to toxic changes in the brain caused by amyloid-ß plaques and oxidative stress (Alzheimer’s, 2011). Oxidative stress is caused…
ISEF · 2018
Biochemistry Fourth Award
The native Olympic Oyster, Ostrea lurida, once populated the pays on the Pacific Coast. During the California Gold Rush, these oysters were harvested to the extent that they disappeared from…
ISEF · 2018
Plant Sciences Fourth Award
Current tissue culture techniques use labor intensive propagation of seedlings which require lab-grade equipment and sterile environments. North American farmers are estimated to lose millio…
ISEF · 2018
Plant Sciences
The purpose of this project is to test if Glycine max can withstand a flood for a longer duration with the addition of Oscillatoria. If Oscillatoria is added to submerged Glycine max, then t…
ISEF · 2018
Earth and Environmental Sciences
Today, the effects of pharmaceuticals on the environment and living organisms are largely unknown, primarily due to lack of studies in the lab and field. Additionally, there is no standard f…
ISEF · 2018
Plant Sciences
The question for this experiment was to see how different pH levels affect plant growth. This was done by testing three different pH levels, which were pH 4, 6, and 9. We decided to do our e…
ISEF · 2018
Physics and Astronomy
The timbre, or tone color, of a sound possesses unique characteristics which enable us to differentiate one musical instrument from another, even when the tones are of the same pitch. Violin…
ISEF · 2018
Environmental Engineering
Heavy metal water pollution is a growing concern worldwide due to the ongoing operations of battery manufacturing, paint/pigment production, glass industries, etc. Current methods of heavy m…
ISEF · 2018
Energy: Chemical
The purpose of this study was to examine the effect of sulfate compounds on the voltage output of perovskite solar cells. Three groups of four perovskite solar cells were used: one of solar…
ISEF · 2018
Animal Sciences
The bond between horse and human is a crucial part of equine therapy, as well as various equine activities. This experiment studied the effect of different combinations of talking to and/or…
ISEF · 2018
Mathematics
The purpose of this projection was to determine whether the complexity of the stereographic or inverse stereographic projections of prime knots increased as their number of crossings increas…
ISEF · 2018
Animal Sciences
The disease Alzheimer’s is taking over the older generations of the world. Taking this into account, research began. Turmeric was said to be a helpful seasoning that can contribute to the re…
ISEF · 2018
Physics and Astronomy
The purpose of this experiment was to determine whether surface gravity affects the luminosity of the gravitational waves produced by a binary system of Black Holes. It was hypothesized that…
ISEF · 2018
Biomedical and Health Sciences
The purpose was to determine which sodium hypochlorite (NaOCl) solution dissolves porcine dental pulp tissue the quickest. Sodium hypochlorite (NaOCl) is used to help dissolve the infected a…
ISEF · 2018
Plant Sciences
Sustainable agriculture is more than a catchy phrase; it is the natural law approach to feeding mankind in the future without stripping the earth of its natural resources. The purpose of thi…