Science Fair Projects
Ideas and Sample Projects by Grade Level

Home Quiz Experiments Warning!
Elementary School - Grades 4-6
P=Project   E=Experiment
Test the effects of different acids, toilet bowl cleaner (hydrochloric acid), lemon juice (citric acid), and vinegar (acetic acid), on different materials. [P]
Effects of acids & bases on the tensile strength of fibres [E]
What affects mild steel more, acids (vinegar) or bases (ammonia)? [P]
Determine if over-the-counter antacids are actually basic. [E]
What is the pH of rain in your area? [E]
Record the acidity (pH level) of different fruit juices. [P]
Make your own cabbage juice pH indicator [E] [P]
Water Hardness & Water pH
Interdisciplinary Topic: Acids & Bases
What is pH?
What is Acid Rain?
Middle School - Grades 7-9
P=Project   E=Experiment
Does Acid Make Steel Rust Faster? [E]
Using Pennies to Test How pH Affects Copper Corrosion [E]
Get More Hydrogen from Water - Factors that affect an electrolyte's effectiveness: the pH of the solution or ion concentration. [E]
Determine if water or vinegar (water with acetic acid) is better for testing lead content in household objects. [E]
How Acids Affect the Rate of Corrosion. [E]
Make your own pH indicator paper, and use it to measure the acidity and alkanity of various solutions from around your house. [E]
How Fast Does an Alka-Seltzer Tablet Make Gas? [E]
Determine which citrus fruit contains the most ascorbic acid through iodine titration. [E]
See which of several substances has the most acidity by measuring CO(2) production when mixed with baking soda. [E]
What Is the Effect of pH Level on the Darkness of Dyed Fabric? [E]
See how different acids affect a pennies mass [E]
Determining if pH Increases as Standing Rainwater Evaporates [E]
Determine the optimum pH for dyeing 100% cotton cellulose fabric using fiber reactive dyes. [E]
Which allergy nasal decongestant dissolved the fastest in water and simulated stomach acid? [P]
The factors which affect the reaction of acid rain on limestone [E]
Water Hardness & Water pH
Interdisciplinary Topic: Acids & Bases
What is pH?
What is Acid Rain?
High School - Grades 10-12
P=Project   E=Experiment
Measure the change in pH of two salt solutions, connected by a salt bridge, as a current is passed through them. [E]
Measuring the Amount of Acid in Vinegar by Titration with an Indicator Solution [E]
Determine how different metals react with hydrochloric acid [E]
The effect of different pH levels on coloring agents in the statis [P]
The measurement of the acidity of soft drinks by pH level and metal erosion [E] [E]
What factors affect the rate at which hydrochloric acid reacts with sodium thiosulphate? [E]
Water Hardness & Water pH
Interdisciplinary Topic: Acids & Bases
What is pH?
What is Acid Rain?
Useful Links
Science Fair Projects Resources [R]
Citation Guides, Style Manuals, Reference [R]
Safety Resources [R] [R]
Chemistry Science Fair Books


Chemistry Topics Related Subjects
Water Chemistry
Chemical Energy
Fossil Fuels
Biomass Energy
Chemical Reactions
Rust & Corrosion
Disinfectants & Cleaners
Dyes, Paints and Colors
Compounds & Mixtures
Glues & Adhesives
Insulators & Insulation
Liquids & Fluids
Plastics & Polymers
Water Hardness
Hydrogen Peroxide
Sunscreens & Sunblocks
Salt & Sugar
Plant Chemistry
Oxygen in Chemistry
Temperature in Chemistry
Food Science
Forensic Science
Gold, Silver & Diamonds
Acids & Bases
Salt & Sugar
Sun & Light

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

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Last updated: September 2016
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