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Seventh Grade Chemistry Science Fair Project Ideas

Browse from many free seventh grade chemistry science fair project ideas. These seventh grade chemistry science fair projects are a great place to find ideas for an upcoming science fair.

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In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!
Self-Inflating Balloons
Seventh Grade
Chemistry
This science fair project compares the allelopathic chemical produced by the Black Walnut tree to a commercial herbicide in stopping the growth of a shrub.
Natural Herbicide vs. Commercial Herbicide
Seventh Grade
Chemistry
Science fair project which tests which antacids are most potent by measuring how well they neutralize the acid in lemon juice.
Antacid Potentcy
Seventh Grade
Chemistry
Can you stain teeth with tea, coffee, or coke? Explore how in this science fair project idea.
Does Tea Stain your Teeth?
Seventh Grade
Chemistry
In science fair projects, middle school students discover why nitrogen fixing bacteria are important to plant growth.
Symbiosis: Plants, Nitrogen, and Bacteria
Seventh Grade
Chemistry
Science fair project that determines which foods and drinks contain the highest amount of glucose.
Testing Glucose Levels
Seventh Grade
Chemistry
How much gas is released into your stomach by your favorite beverages? This project examines which beverages produce the most gas.
How Much Gas Does Your Favorite Beverage Produce?
Seventh Grade
Chemistry
see whether all liquids evaporate at the same rate. In other words, does water evaporate at the same rate as juice?
Do All Liquids Evaporate At The Same Rate?
Seventh Grade
Chemistry
Science fair project that uses distillation to convert salt water into fresh water.
Distilling Water
Seventh Grade
Chemistry
Will your liquid weigh less once you remove the fat from it? Find out in this science fair project idea.
How Much Does Fat Weigh in Water?
Seventh Grade
Chemistry
This project explores the effectiveness of various common household ingredients in cleaning tarnished and oxidized coins.
Cleaning Coins
Seventh Grade
Chemistry
In this experiment you simulate radioactive decay in order to gain an understanding of the basics of half-life.
A Demonstration of Half-Life
Seventh Grade
Chemistry
Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.
A Denser Coke
Seventh Grade
Chemistry
Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.
Helium Rising
Seventh Grade
Chemistry
This experiment determines the distribution of darts around a bullâs eye, so that it simulates the probability of an electron being its own cloud of electrons.
Electron Charge Density
Seventh Grade
Chemistry

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