CSEF · 2017
Substance pH vs. Melting Rate
Chemistry
Objectives/Goals The objective of this study was to determine if certain pH levels affects the rate at which ice melts. Methods/Materials The experiments materials consisted of: apple juice,…
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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 · 2017
Substrate-Liquid Wettability
Physics & Astronomy Honorable_mention Award
Objectives/Goals The science behind the phenomena of wettability is a fascinating one that finds its applications in many fields like adhesives, stain repellents, printing, and medical devic…
ISEF · 2017
Successful People Attitudes in Young People Actions
Behavioral and Social Sciences
The present research whose theme focuses on the structure of achieving in our sample group (ten classmates from the different grades ) of the school "Carlos Monsivais" to reach their goals,…
CSEF · 2017
Sucrose and Proton Electrochemical Gradients Mediated by Transporters in Phloem Loading as Crucial Aids for B. tabaci
Plant Biology Fourth Award
Objectives/Goals Bemisia tabaci is responsible for transmitting East African pandemics of cassava mosaic disease (CMD) and cassava brown streak disease (CBSD). Since the 1990s, there has bee…
CSEF · 2017
Sucrose vs. Glucose
Biochemistry/ Molecular Biology
Objectives/Goals The objective of my study was to observe how Invertase changes the glucose concentration in foods when sucrose is present. Methods/Materials Tested the glucose concentration…
ISEF · 2017
Sugar Cane Bagasse as Raw Material to Minimize Deforestation and the Use of Plastics
Materials Science
Bagasse is the solid material by product after sugar cane trees are processed. The problem was: Is it possible to use bagasse as an economic and ecological material that is a sustainable alt…
ISEF · 2017
Suggested Memory Therapy: A Novel Treatment for Psychological Inflexibility
Behavioral and Social Sciences
Hypothesis: Suggested memory therapy will reduce psychological inflexibility more than the current therapy (ACT) as measured by the Acceptance and Action Questionnaire (AAQ2) Suggested Memor…
CSEF · 2017
Sunscreen Pollution
Toxicology
Objectives/Goals The objective of my project was to see how 0.001 grams of sunscreen mixed in with 1000 milliliters of water affects the pace of a Sea Urchin. Methods/Materials I used pipe c…
CSEF · 2017
Super Boats: How to Make Non Floating Solids Float
Physics & Astronomy
Objectives/Goals The objective of this study is to determine what allows boats made of steel or other non floating material to float. Methods/Materials Materials: polymer clay, graduated pit…
AJAS · 2017
Supercapacitor Electrode Derived from Polyacrylonitrile (PAN)/Poly(Styrene-co-acrylonitril
Energy and Transport (inferred)
Supercapacitors are energy storage devices that can store more energy than conventional capacitors and deliver the energy faster than batteries. Although, batteries may have a higher energy…
ISEF · 2017
Supercharged Plants to Fight Global Warming: Data Mining for Key Genes of Photosynthetic Acclimation to Climate Change
Plant Sciences
The objective of this study was to investigate, at the molecular level, what makes a plant robust in photosynthesis and CO2 assimilation under heat stress. The significance of it is that eff…
ISEF · 2017
"Surface-Migrating" Additives to Improve Stain Resistance of Coatings
Chemistry Fourth Award
Often times, those clean walls in your house will become stained with household chemicals. Increasing the stain resistance of the water-based latex paints has become increasing difficult due…
CSEF · 2017
Surface Tension of Different Liquids
Chemistry Honorable_mention Award
Objectives/Goals An experiment is conducted to measure the surface tension of four different liquids, specifically: water, cooking oil, isopropanol (rubbing alcohol), and a solution of dish…
ISEF · 2017
Surface vs. Bulk Chiral Orientation Effects in Liquid Crystals
Physics and Astronomy
Molecular chirality refers to the asymmetrical qualities in which a molecule is non-superimposable on its mirror image. In liquid crystals, chirality causes the director, or imaginary common…
ISEF · 2017
Survey and Shedding Characteristics of Trematodes in Catfish Ponds
Animal Sciences
Purpose The purpose of this project is to survey trematodes species present in catfish production ponds, and to determine the effects of temperature on cercariae shedding rates, and to deter…
CSEF · 2017
Surviving Disaster: Purifying Contaminated Water Using Only Junk and Debris in the Aftermath
Environmental Engineering
Objectives/Goals The objective of this project is to save lives in the aftermath of disaster by building a water filter using junk & debris that produces safe water for varied family sizes.…
ISEF · 2017
Sustainability of Katsuwonus pelamis in California Pelagic Fisheries: Analysis of Natural and Fishing Mortality Data
Computational Biology and Bioinformatics
The purpose of this study was to determine whether the California skipjack tuna fishery is sustainable or not. This particular study holds great importance in that no California fisheries ha…
CSEF · 2017
Sustainability of Katsuwonus pelamis in California Pelagic Fisheries: Analysis of Natural and Fishing Mortality Data
Mathematical Sciences
Objectives/Goals The Skipjack Tuna (Katsuwonus Pelamis) is a pelagic species which is currently farmed in California by numerous fisheries. The objective of the project was to determine whet…
ISEF · 2017
Sustainable and Appropriate Technology System (SATS) Using Spent Mushroom Substrate for Restoring Soil Ecosystem Health
Environmental Engineering
Spent mushroom substrate (SMS) is waste after harvesting mushrooms and it is high in organic matter. The objectives of this study are to evaluate the usability of SMS for restoring soil ecos…
ISEF · 2017
Sustainable Graphene Oxide Support for Ruthenium Catalyst to Improve the Efficiency of the Hydrodesulfurization of Thiophenes
Chemistry
Saudi Arabia is the largest oil exporter in the world. 64,000,000 tons of sulfur oxides are produced every year through the combustion of organic sulfur compounds in the oil industry. This l…
ISEF · 2017
Sustainable Mosquito Control: A Chemical-Free, Low-Cost Approach to Controlling Aedes aegypti, a Vector of Zika Virus
Animal Sciences First Award
Combinations of female wingbeat acoustic cues and visual cues were evaluated to determine their potential for use in male Aedes aegypti (L.) traps in peridomestic environments, potentially t…
CSEF · 2017
Sustainable Play: Comparing the Safety of Renewable Alternatives to Commercial Playground Surface Materials
Product Science (Physical) (Junior Division Only) Second Award
Objectives/Goals My project goal was to test if alternative renewable surface materials can perform as well as commercial materials in preventing playground head injuries. After researching…
ISEF · 2017
Sweet Strength: The Retarder of Cement
Chemistry
Some say “if one is driving a cement mixer and is stuck in traffic, throw your soda into the mixture.” The rational for people adding sugar to cement is that it extends the time before it se…
ISEF · 2017
Sweet Zones of Inhibition: The Antimicrobial Efficacy of Honey against Gram Positive and Gram Negative Bacteria as Compared with Antibiotics
Microbiology
Throughout the ever evolving world of science & microbial organisms, it is common to notice a resistance that bacteria develop against common antibiotics. Provided, this has created a diffic…
ISEF · 2017
Swift XRT and UVOT Investigation of Low-Mass X-Ray Binary 1RXS J180408.9-342058
Physics and Astronomy Second Award
The radii of neutron stars are difficult to determine, and a better understanding of neutron star spectra would help improve radius estimations. Here, the spectra of observations taken by th…
CSEF · 2017
Switch Craft: Is the Switch Strategy Still Optimal When the Monte Hall Game Is Expanded to More Than Three Doors?
Mathematical Sciences
Objectives/Goals It is well established that a "switch strategy" gives you a better chance of winning a prize in the traditional 3-door Monte Hall Problem. The objective of this study was to…
ISEF · 2017
Symbiotically Grown Algal-Fungal Cultures for Economically Feasible and Sustainable Biofuel Production
Energy: Chemical Second Award
The purpose of the project was to determine a growth method of Chlorella vulgaris that is economically feasible and sustainable for large-scale production. The fungal strain, Aspergillus nig…
ISEF · 2017
Synthesis of a Fusarochromanone Analog and Its Efficacy in Treating Triple Negative Breast Cancer
Biochemistry Third Award
Fusarochromanone is a fungal metabolite naturally produced by Fusarium equiseti, a fungal plant pathogen. The purpose of this project was to synthesize a structural analog of fusarochromanon…
ISEF · 2017
Synthesis of a Soy Protein Hydrogel for Invasive Snail Control in Agricultural Settings
Animal Sciences
The island apple snail (Pomacea maculata) is one of the world’s most invasive species that poses environmental and agricultural threats. In rice and taro fields, the snails can cause decreas…
ISEF · 2017
Synthesis of Iron Oxide Nanorods
Chemistry Third Award
Currently, nanomaterials easily controlled by an external magnetic field are needed for various applications such as drug delivery systems and bioseparations, but many paramagnetic nanomater…