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 · 2004
Microbiology
Objectives/Goals The goal of this experiment was to find out if yeast, past its code date, was still viable. Live yeast digest sugars and produce carbon dioxide as a byproduct. Methods/Mater…
CSEF · 2003
Microbiology
Objectives/Goals This experiment sought to find whether herbal medications had any medicinal affect against bacteria as western medicines did and whether there were any similarities in prote…
CSEF · 2003
Microbiology
Objectives/Goals The objective of my project was to determine if antibacterial hand soap is more effective at preventing bacterial growth than non-antibacterial (regular) hand soap. Methods/…
CSEF · 2003
Microbiology
Objectives/Goals Selected herbal tinctures were tested to see if they could inhibit the growth of the E. coli. Methods/Materials The herbal tinctures were applied to petri dishes, which were…
CSEF · 2003
Microbiology
Objectives/Goals My purpose is to do a comparative study of bacterial counts on hamburger patties sold at 5 different fast-food restaurants. I was curious about whether the hamburger was con…
CSEF · 2003
Microbiology
Objectives/Goals The purpose of our experiment was to determine the percentage of MRSA carriers in the general, non-hospital, population and to compare the general population frequency with…
CSEF · 2003
Microbiology
Objectives/Goals The objective of the experiment was to isolate the chemical fraction in which the bioactive ingredient of Arctostaphylus was located. Methods/Materials In the preliminary te…
CSEF · 2003
Microbiology
Objectives/Goals My objective was to learn who had the most bacteria, cats or dogs. Methods/Materials I contacted and collected dog and cat samples from T.H. Veterinary. Gathered materials n…
CSEF · 2003
Microbiology
Objectives/Goals Problem: Does drive-thru ice have a higher level of bacterial contamination than self-serve machine ice in fast food restaurants? Hypothesis: The drive-thru ice will exhibit…
CSEF · 2003
Microbiology
Objectives/Goals My objective is to determine the amount of bacteria in refrigerated and standing milk to see if it is unsafe or safe to drink by using the Methylene Blue Test. Growing bacte…
CSEF · 2003
Microbiology
Objectives/Goals My hypothesis is that water near the information center will be more polluted with E. coli and coliform bacteria the closer one gets to the storm drain. I am testing the lev…
CSEF · 2003
Microbiology
Objectives/Goals The objective of my experiment is to compare the bacteriostatic and bactericidal effectiveness of first, second and third generation antibiotics on Staphylococcus epidermidi…
CSEF · 2003
Microbiology
Objectives/Goals To find out if a dog, cat, or human has the most bacteria in its saliva. Methods/Materials Foil; wooden box; insulation, board; thermometer; 40 watt light bulb; lamp; electr…
CSEF · 2003
Microbiology
Objectives/Goals The objective is to discover whether bacteria are able acquire resistances to two antibiotics, and if so, how much time does this process require. Methods/Materials E. coli…
CSEF · 2003
Microbiology
Objectives/Goals The objective of my project was to determine how long an antibacterial soap prohibits bacterial growth on human hands. An outbreak of illness at my school made everyone extr…
CSEF · 2003
Microbiology
Objectives/Goals The purpose of my science project is to determine which types of commercially prepared natural baby foods are the most susceptible to bacterial growth. Methods/Materials I u…
CSEF · 2003
Microbiology
Objectives/Goals My objective was to investigate whether dandelions, a natural antibiotic, are as effective as commonly prescribed antibiotics, Erythromycin, Ciprofloxacin and Amoxicillin, i…
CSEF · 2003
Microbiology
Objectives/Goals The objective is to test different soils to determine frequency, type and activity of antimicrobial organisms. Hypothesis: the organisms from the slough will have the most a…
CSEF · 2003
Microbiology
Objectives/Goals The goal of this experiment was to determine whether strains of Chlamydomonas reinhardtii, a freshwater green algae, could be developed with a resistance to the herbicide po…
CSEF · 2003
Microbiology
Objectives/Goals The objective is to determine if bacteria on the skin of the salamander Ensatina eschscholtzii klauberi produce compounds (antibiotics) that inhibit the growth of microbes f…
CSEF · 2003
Microbiology
Objectives/Goals To determine whether Liquid Holding Recovery (LHR), a phenomena which increases cell growth after UV damage by holding E. coli cells in nutrient-free buffer, increases effec…
CSEF · 2003
Microbiology
Objectives/Goals My objective is to determine which of the three meats I cooked would develop the most E.coli based on it's cooking thime and temerature. Methods/Materials Beef, Chicken, Por…
CSEF · 2003
Microbiology
Objectives/Goals The goal of this project was to see if honey and royal jelly effected the growth of E.coli, B.subtilis and S.aureus. Methods/Materials On the first day, a preliminary experi…
CSEF · 2003
Microbiology
Objectives/Goals The purpose of this experiment is to find out whether or not the different types of manure affect the growth of micro-organisms. Methods/Materials 1)Collect the samples of s…
CSEF · 2003
Microbiology
Objectives/Goals The objective of my experiment is to determine whether or not a rotating magnet affects the transformation of E. coli in becoming resistant to ampicillin. Based on my previo…
CSEF · 2003
Microbiology
Objectives/Goals My objective was to determine if the fat content of milk affects the rate at which it spoils. I was specifically interested in harmful bacteria multiplying in milk because m…
CSEF · 2003
Microbiology
Objectives/Goals My objective is to determine if garlic inhibits the growth of oral bacteria. Methods/Materials Two procedures were performed. For the first procedure, saliva samples were co…
CSEF · 2003
Microbiology
Objectives/Goals I wanted to see if water temperature had any affect on the amount of oil digested by microbes. I thought that this would be important in cleaning up oceanic oil spills. The…
CSEF · 2003
Microbiology
Objectives/Goals My goal was to learn about the fundamentals of water purification. I used three treatment methods: iodination, boiling, and filtration. I believed that boiling would be the…
CSEF · 2003
Microbiology
Objectives/Goals I compared three different ways of detecting tomato spoilage. I did this by following the steps of the Malthus Method, the Direct Microscopic Count, and the Petri dishes met…