Salt & Sugar
Science Fair Projects
Ideas and Sample Projects by Grade Level

Home Experiments Science Jokes Warning!
Elementary School - Grades 4-6
P=Project   E=Experiment
To find out whether people are aware of the amount of sugar found in everyday foods. [E]
To determine how the sweetness of sugar substitutes compares to the sweetness of sugar. [E]
Test if the number of dimples (nucleation sites) added to a Mentos® candy will change the height of exploding soda. [E]
Which beverage contains the most sugar? [P]
Which apple type changes in sugar content most after removal from cold storage? [P]
The effects of the type of chewing gum on your mouth [P]
The effect of maturity level on malic acid, brix, and starch levels in various apples [P]
Chocolate, Candy and Sweets Science Fair Projects and Experiments
Middle School - Grades 7-9
P=Project   E=Experiment
How Sugar Content Changes in Ripening Fruit [E]
Use a hydrometer to measure the amount of sugar in soda. [E]
Determine the ratio of sugar to corn syrup that produces the best-tasting and best-textured marshmallow. [E]
The Search for the Perfect Sugar Substitute [E]
Measuring Glucose in Your Food [E]
Determining Iodide Content of Salt [E]
Which type of cereal, sugary or healthy, supplies the highest amount of caloric chemical energy? [E]
See if yeast will reproduce using various sugar substitutes. [E]
What is the relationship between the amount of reducing sugars and the absorbance at 730 nm after Fehlingís reaction? [P]
The relationship between the initial sugar level of grapes and the ultimate alcohol level of wine. [E]
Will spaghetti cook faster with or without salt? [E]
The effect of temperature on the water solubility of alum, baking soda, Epsom salt, and salt [P]
Determine the sugar composition of various brand name apple juices [P]
Can Seventh Graders Perceive the Difference Between Natural and Artificial Sweeteners? [P]
Study the ripening process of peaches in different container materials to determine which environment caused the sugar production rate to rise the most. [E]
Determine if different varieties of sugar affect the amounts of carbon dioxide to be released during the process of fermentation. [E]
Which Sweetener Tastes Best? Which Is Best for You? A Comparison of Five Sweeteners [E]
Chocolate, Candy and Sweets Science Fair Projects and Experiments
High School - Grades 10-12
P=Project   E=Experiment
Investigate how digestive enzymes convert sucrose and lactose into glucose and use this information to evaluate the glucose content of your own smoothie recipes. [E]
Comparing lactose percentage between whole milk and powdered milk [E]
Chocolate, Candy and Sweets 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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