Yeast and Mold 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
Which food would mold first? [P] [P]
Elementary School - Grades 4-6
P=Project   E=Experiment
The effects of pH level on apple juice fermentation [P]
The effect of temperature on the growth of yeast [P]
Yeast and alcohol production [P]
Investigating Requirements for Yeast Fermentation [E]
How does the type of cheese affect mold growth? [P] [P]
Do preservatives prevent mold from growing on store bought bread much more than on home made bread? [P]
Understanding How Food Becomes Rancid [E]
Mold on different types of food [E] [P]
Food Safety Science Fair Projects and Experiments
Middle School - Grades 7-9
P=Project   E=Experiment   C=Electronic Circuit
Build your own homemade brew monitor with a Hydrometer, Raspberry PI, and Ubidots [C]
The process of fermenting wine [P]
Different methods of brewing beer [P]
Test whether bread dough with wild natural yeast would rise higher than bread dough that used commercial yeast. [E]
Which yeast mixture rises the most? [P]
The Effect of Lalvin Champagne Yeast on Carbonation and Taste of Home-Brewed Root Beer [E]
Determine susceptibility of store brand and homemade yogurt to development of yeast contaminants. [E]
How Much Longer Does It Take Bread with Preservatives to Grow Mold Than It Takes Bread without Preservatives? [E]
Investigate the chemical changes that occur in a batch of kimchi as it ferments. [E]
Effects of different bread and other foods sanitary conditions on mold growth [E]
Determine if different varieties of sugar affect the amounts of carbon dioxide to be released during the process of fermentation. [E]
See if yeast will reproduce using various sugar substitutes. [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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