Bacteria in Food
Science Fair Projects
Ideas and Sample Projects by Grade Level

Home Experiments Science Jokes Warning!
Primary School - Grades K-3
P=Project   E=Experiment
Investigate the optimal starter cultures for making yogurt from whole milk. [E]
Food Safety Science Fair Projects and Experiments
Elementary School - Grades 4-6
P=Project   E=Experiment
Find out if the "5 Second Rule" of picking up a piece of food that has dropped on the floor within 5 second eliminates the possibility of germs on that piece of food. [P] [P]
The Effect of Various Milk Pasteurization Temperatures on Bacteria Growth [P]
How Do Food Preservatives Affect the Growth of Microorganisms? [E]
Food Safety Science Fair Projects and Experiments
Middle School - Grades 7-9
P=Project   E=Experiment
Statistical and Microbial Analysis of the Cleanliness of Fast Food Restaurants [E]
Ways of washing spinach to eliminate bacteria [E]
How much time does it take to transfer bacteria from a contaminated wood surface onto clean food? [E]
Determine whether dishes on which food is served in restaurants carry bacteria. [E]
Test a piece of ham that falls on the counter and ground for 10, 5, and 1 seconds and see if it really will be clean enough to eat or if it will be crawling with germs. [E]
Examines the levels of harmful bacteria that grow in baby food after it has been opened and used in both refrigerated and room temperature environments. [E]
A Conductometric Biosensor for the Detection of Food-Borne Pathogens [E] [P]
The Effect of Cinnamon on E. coli Growth in Apple Juice [E]
Investigating the Anti-Bacterial Properties of Turmeric on the Shelf Life of Milk [E]
Determine which method of defrosting meat is safest and which method of cooking kills the most bacteria. [E]
Microwave Radiation's Effect on the Growth of Bacteria [E]
Are Organic and Nonorganic Store Bought Birds (Chickens) Equally Infected with Antibiotic Resistant Bacteria? [E]
Determine which type of lettuce carries more bacteria, hand washed or pre-bagged [E]
Determine how temperature of milk affects the viscosity of yogurt. [E]
The Effect of Various Temperatures on the Type and Growth Rate of Bacteria in Meat [P]
Determine the presence of salmonella bacteria from whole, uncooked chickens from different suppliers/processing plants. [E]
Find out if a silver dollar can keep un-refrigerated milk fresh longer by killing the bacteria which sours milk. [E]
Bacterial Activity in Fresh and Frozen Human Milk as Compared to Cow's Milk and Baby Formula [E]
Food Safety Science Fair Projects and Experiments
High School - Grades 10-12
P=Project   E=Experiment
Determine if organic lettuce had higher levels of gram-negative bacteria than conventionally grown bacteria. [E]
The amount of bacteria in poultry supply [P]
Activity of Probiotic Bacteria Isolated from Japanese Natto [P] [P]
Explore the health benefits of red wine and chocolate through the growth of probiotic bacteria. [E]
Food Safety Science Fair Projects and Experiments
Useful Links
Science Fair Projects Resources [R]
Citation Guides, Style Manuals, Reference [R]
Safety Resources [R] [R]
Food Science Fair Books


Food Science Projects
Engineering Topics Related Subjects
Chocolate, Candy, Sweets
Food Safety
Bacteria in Food
Yeast, Mold in Food
Food Preservation
Food Storage
Vitamin C
Dairy Products
Cooking & Baking
Cakes, Cookies, Ice Cream
Fruits & Vegetables
Salt & Sugar
Food Chemistry
Food Biochemistry
Genetically Modified Foods
Temperature & Food
Salt & Sugar

Science Fair Project Guide
Science Fair Project Types
The Scientific Method - How to Experiment
The Display Board
Topics, Ideas, Sample Projects

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Last updated: January 2017
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