179 projects whose affiliated fair was here.
179 projects · showing 91–120
ISEF · 2019
Environmental Engineering
Solar Water Disinfection (SODIS) is a practical and inexpensive method for disinfecting water and that, traditionally, requires Polyethylene terephthalate (PET) plastic bottles and sunlight.…
ISEF · 2019
Microbiology
Commercial yogurt is advertised as containing probiotics which improve a person’s immune system. The Food and Drug Administration does not regulate the use of probiotics as a dietary supplem…
ISEF · 2019
Plant Sciences
Ocean acidification is a major environmental problem caused by excess oceanic exposure to carbon dioxide. This phenomenon has been studied and shown to slow down calcification in many calcif…
ISEF · 2019
Microbiology
With global temperatures on the rise due to Climate Change, decreases in Biodiversity and the increase in temperature sensitive illnesses demand further study to see how increases in tempera…
ISEF · 2018
Engineering Mechanics
The construction of the rockets will be divided into 3 parts. The first part will be the making of the rocket bodies. They will be made using rolled up pieces of cardstock that are covered i…
ISEF · 2018
Microbiology
Necrotic enteritis (NE), caused by Clostridium perfringens (CP), is a re-emerging disease in chickens due to the removal of growth promoters (low level of antibiotics) from poultry feed by m…
ISEF · 2018
Animal Sciences
The purpose of this project is to determine if the strength of the egg, thickness of shell, and amount of protein in the egg is directly related to the month of the year. Also, to determine…
ISEF · 2018
Plant Sciences
The purpose of my experiment is to test how well Isochrysis galbana and Arthrospira platensis algae cultures capture and sequester carbon dioxide while under conditions of extreme heat and e…
ISEF · 2018
Computational Biology and Bioinformatics
The bacterial species of Burkholderia are renown by scientists to be extremely difficult to distinguish. As a result, melioidosis, which is one of the many diseases caused by Burkholderia, h…
ISEF · 2018
Biomedical Engineering
The influenza A virus causes acute respiratory disease in humans. Each year, seasonal influenza affects 3-5 million people, with approximately 500,000 deaths worldwide. Thus, the rapid diagn…
ISEF · 2018
Chemistry
According to the World Health Organization, approximately 40 million people worldwide are infected with HIV-1. While there is no cure for HIV-1, Highly Active Antiretroviral Therapy (HAART)…
ISEF · 2018
Environmental Engineering
Microplastics are of much environmental concern due to its pollution of waterways and its impact on various aspects on ecosystems. While water treatment plants are effective at filtering mos…
ISEF · 2018
Embedded Systems
Thanks to the Baby Boomers of the 1950s and 60s, infant mortality rates extant today are fortunately much lower than that of early last century. However, distracted drivers are becoming much…
ISEF · 2018
Chemistry
Methods were developed for the analysis of stimulant drugs, opiates, synthetic opiates, PCP, and benzodiazepines in wastewater samples using liquid chromatography coupled with tandem mass sp…
ISEF · 2018
Earth and Environmental Sciences
Microplastics are small plastic particles that are generally less than 5 mm in diameter and can come from cosmetics, clothing, weathered and degraded plastic, and more. There has been growin…
ISEF · 2018
Earth and Environmental Sciences
Microplastics consist of small plastic particles in commercial products as well as plastics that degrade in the environment. Microplastic pollution is of growing concern because microplastic…
ISEF · 2018
Earth and Environmental Sciences
What is aquaponics? This is a question that not enough people know the answer to. The word aquaponics was created by combining the words "aquaculture" and "hydroponics". It's not only the co…
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
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
Earth and Environmental Sciences
This experiment focuses on the effect that increasing temperature has on plant development and nutritional content. By using Wisconsin Fast Plant Astro Plants and Broccoli Microgreens grown…
ISEF · 2017
Physics and Astronomy
The purpose of this experiment was to determine which bicycle wheel diameter is quicker in straight-line trails and which is quicker in single track, complex terrain requiring maneuverabilit…
ISEF · 2017
Robotics and Intelligent Machines Fourth Award
Braille books are extremely hard to find as well as very bulky and heavy to carry around. The purpose of my project was to design and construct a refreshable single cell braille device, alon…
ISEF · 2017
Earth and Environmental Sciences
We wanted to invent a cheaper more efficient way of obtaining purified water in third world countries. We came up with the self-purifying water bucket. It produces sufficiently filtered wate…
ISEF · 2017
Cellular and Molecular Biology
Embryonic stem cells (ESCs) are a promising cell source for regenerative medicine because of their unlimited proliferation capacity and ability to differentiate into any cell type. However,…
ISEF · 2017
Earth and Environmental Sciences
An excess or depletion of algae can devastate an ecosystem, so understanding the conditions affecting algae growth is essential for preserving a strong ecosystem. A numerical model is an eff…
ISEF · 2017
Biochemistry
Site-specific mutagenesis, also known as site-directed mutagenesis, is the specific and intentional introduction of mutations into a DNA sequence. This technique has many applications in res…
ISEF · 2017
Biomedical and Health Sciences
This investigation was based on inducing a major hallmark of Type II Diabetes (T2D), insulin resistance (IR), in Drosophila melanogaster (DM) through high Sucrose diets (HSD) and characteriz…
ISEF · 2017
Earth and Environmental Sciences
With the increase of production and research of dye synthesized solar cells (DSSC), solar technology as a whole has advanced and could possibly cause solar technology to expand to all househ…
ISEF · 2017
Earth and Environmental Sciences
Acesulfame, sucralose, and saccharin are artificial sweeteners and used as sugar substitutes in foods and beverages. From last year’s research, it was found that these sweeteners could not b…
ISEF · 2017
Animal Sciences
This experiment focuses on the effect of insects on mass of decomposing organisms over time. By using ventilated, secure containers containing chicken thigh meat with four conditions (A- ant…