CSEF · 2007
Toxic Treats: The Pollution Within
Chemistry
Objectives/Goals The purpose of this experiment was to determine if a notable amount of lead could be detected in candy samples and wrappers. The reason I am seeking the presence of lead dus…
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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 · 2007
Vigorous Volts
Chemistry
Objectives/Goals The objective is to determine which electrolyte, white vinegar or saturated salt-water, when used in a crown of cups with copper and zinc, will conduct the most electricity.…
CSEF · 2007
Vitamin C vs. The Elements
Chemistry
Objectives/Goals There are many ways to store your orange juice. When storing your orange juice you want to make sure that it stays fresh and preserves the Vitamin C content. You want to sto…
CSEF · 2007
Which Do Crystals Prefer? Hot or Cold?
Chemistry
Objectives/Goals The purpose of my project is to discover in what temperature a crystal grows best. I wanted to learn how different temperatures affect crystalization. I believed that a crys…
CSEF · 2006
Acidity in Sodas
Chemistry
Objectives/Goals The purpose of our experiment was to see if there is a relationship between acidity in sodas and carbohydrates. Our next question was to see if caffeine influenced pH. Metho…
CSEF · 2006
An Alternative Source of Energy: Can Sawdust Be Catalyzed into Fuel?
Chemistry
Objectives/Goals The objective of this project is to create an environmentally friendly source of renewable energy. The goal is to turn discarded sawdust, which is 42% cellulose by mass, int…
CSEF · 2006
A New Quantum Mechanical Approach in Determining the Octanol Water Partition Coefficients of Organic Aromatic Compounds
Chemistry
Objectives/Goals The octanol-water partition coefficient (Kow) measures a solute's distribution between competing organic and aqueous phases, determining its environmental fate and safety. C…
CSEF · 2006
A Novel Nanocrystalline Chlorophyll-Based Photoelectrochemical Cell:H2 Production via the Light-Driven Redox of Seawater
Chemistry
Objectives/Goals Hydrogen, a clean-burning fuel, has the potential to replace fossil fuels as the worlds# primary energy storage medium thus eliminating pollution and global warming. Current…
CSEF · 2006
A Novel Treatment to Increase the "Pop-ability" of Zea mays everta (Popcorn)
Chemistry
Objectives/Goals Cellulose plays an essential role in the "pop-ability" of popcorn. During the popping process the heat inside the kernel increases while cellulose rearranges itself and crys…
CSEF · 2006
Antacids in Action!
Chemistry
Objectives/Goals The purpose of this experiment was to determine whether name brand antacids or generic brand antacids are better for consumers in relationship to cost and efficiency. I hypo…
CSEF · 2006
Aquarium Filtration System
Chemistry
Objectives/Goals The first step in doing my science project was researching a potential idea to experiment with. Once I came up with the question "Which type of filtration system works best…
CSEF · 2006
Are Vegetables Stealing Zinc from Your Diet?
Chemistry
Objectives/Goals 1) Will phytic acid (an organic acid present in vegetables) form an insoluble complex with zinc? 2) Will the complex form at a certain ratio of concentration of zinc and phy…
CSEF · 2006
Attack of the Chili Peppers
Chemistry
Objectives/Goals The objective is to determine whether chili peppers have high acidity to cause indigestion. Methods/Materials 11 different chili peppers were used, ranging from mild to very…
CSEF · 2006
Biodegradable Nanoparticles: A Novel Approach to Chemotherapy
Chemistry
Objectives/Goals This study explored one of the potential applications of cutting-edge nanotechnology in medicine, aiming to develop an anticancer drug delivery system using biodegradable na…
CSEF · 2006
Bleach Baby Bleach!
Chemistry
Objectives/Goals My objective was to find which solution gets rid of grape juice stains the best: oxygen bleach, chlorine bleach, vinegar, or water. Methods/Materials I poured a controled am…
CSEF · 2006
Boiling Point Elevation
Chemistry
Objectives/Goals This science experiment is being done on boiling point elevation, or the law that says adding solutes to solvent increases its boiling point. In this experiment, various amo…
CSEF · 2006
Bottled Backwash: A Study of Level of Contaminants in Water Bottles
Chemistry
Objectives/Goals The goal of my project was to determine if the levels of total dissolved solids increased as the level of water decreased in water bottles and as they sat over time, when te…
CSEF · 2006
Candy or Pencils?
Chemistry
Objectives/Goals My goal in this project was to determine the presence of lead in Mexican and American candies. My hypothesis for this project was that seven out of ten Mexican candies will…
CSEF · 2006
Carved Pumpkin Preservation
Chemistry
Objectives/Goals The fun and beauty of carved pumpkins for Halloween can become unpleasant when the pumpkins rot. Rotting occurs because most diseases that cause pumpkins to rot occur when t…
CSEF · 2006
Catalase: Beware, Ions Are Sneaking Around
Chemistry
Objectives/Goals My objective was to see how different ions affect the enzymatic decomposition of hydrogen peroxide. Throughout the course of my research, I had formulated a hypothesis that…
CSEF · 2006
Catalyst Reaction Rate
Chemistry
Objectives/Goals My project is to study the effect of two variables, temperature and substrate concentration on the decomposition of hydrogen peroxide into oxygen gas and water with two cata…
CSEF · 2006
Chemical Kinetics
Chemistry
Objectives/Goals Purpose This project provides evidence that heat can speed the process for chemical reaction. Hypothesis If hydrogen peroxide, water, and KI are mixed together and shaken in…
CSEF · 2006
Colors to Dye For!
Chemistry
Objectives/Goals To separate and identify the dyes in Skittles# using paper chromatography. Methods/Materials 100 sheets of chromatography paper; One skein of pure virgin wool, unbleached; 2…
CSEF · 2006
Compact Chemical Scrubbing System for Internal Combustion Engine
Chemistry
Objectives/Goals The objective of this project was to find a way to clean combustion engine emissions. Research indicated that the most efficient way to take the harmful pollutants out of th…
CSEF · 2006
Comparison of Turmeric and Curcumin: The Effect on Metal Ions
Chemistry
Objectives/Goals Turmeric, a household spice, is thought to help in Alzheimer''s Disease (AD). Plaques are formed in the brain that causes AD. Turmeric (and curcumin, which is 70% component…
CSEF · 2006
Dangerous Jewelry: Lead, the Hidden Accessory
Chemistry
Objectives/Goals Last year, I read an article in the newspaper about children's jewelry sold at popular stores containing potentially harmful levels of lead. I wondered if the costume jewelr…
CSEF · 2006
Dangerous Mountain Waters
Chemistry
Objectives/Goals The purpose of this project is to find the level of copper in the drinking water in a house in Kirkwood. There were blue stains in the sinks that raised suspicions about the…
CSEF · 2006
Do Different Types and Brands of Orange Juice Contain the Same Amount of Vitamin C?
Chemistry
Objectives/Goals To compare the Vitamin C amount in the different types and brands of orange juice Methods/Materials 1. Prepare the Vitamin C indicator(Starch-Iodine). a. Add 2 grams of corn…
CSEF · 2006
Effects of Solution Composition on the Stability of Antibubbles
Chemistry
Objectives/Goals The purpose of this study was to determine the effects of solution compositions on the stability of antibubbles by examining size and lifespan. This project is the result of…
CSEF · 2006
Electrocleaning... Zap!
Chemistry
Objectives/Goals I was trying to find out if I could clean a coin preparatory to electroplating by electrocleaning only, and, if so, which of three methods works the best. The methods I test…