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Chemistry Science Fair Project Ideas

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

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Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.
Why Doesn't the Ocean Freeze?
Chemistry
Second Grade
This science fair idea project identifies the active ingredients in soap and experiments with the properties of soap.
Soap Science
Chemistry
Elementary School
The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.
To Measure the Refraction of Light through Liquids Using Crystals
Chemistry
Fifth Grade
Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.
Understanding Absorption
Chemistry
Third Grade
This science fair project idea determines how much sugar is in each type of drink.
Which has the most sugar: Fruit Juice, Fresh Squeezed Fruit Juice, Organic Fruit Juice, or Soda?
Chemistry
Elementary School
This science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.
Homemade Lava Lamp
Chemistry
Elementary School
Do suds equal more clean or does a sud-free cleaning agent works just as well or even better?
In a Lather: Do Suds Matter?
Chemistry
Middle School
What is osmosis? How does osmosis work? What determines the rate of osmosis rate? Do this free science fair project to explore these questions.
Determine How the Concentration of a Salt Solution Affects the Rate of Osmosis
Chemistry
Middle School
Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.
Pineapple Enzyme
Chemistry
Third Grade
This science fair project focuses on the use of a conductivity device that will determine if a substance dissolved in water can or cannot conduct electricity.
Which Substance When Dissolved in Water will Conduct an Electrical Current?
Chemistry
Fifth Grade
This science fair project idea focuses on two classes of sugars monosaccharides (fructose) and disaccharides (sucrose or table sugar).
Are All Sugars the Same?
Chemistry
Middle School
The objective of this experiment is to test the quality of soil surrounding a gas station to determine if gas stations have a negative effect on the surrounding landscape.
Do Gas Stations Affect the Soil Around Them?
Chemistry
Middle School
Quench your thirst with great tasting lemonade while you explore the concepts of acid and base, and how these differ from sweet and sour.
Lemonade Science
Chemistry
Elementary School
This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.
How to Stop Soda From Exploding
Chemistry
Elementary School
Design a middle school science fair experiment to measure rate of evaporation of water in containers with different surface areas in a fun and easy way.
Evaporation Rate of Water
Chemistry
Middle School

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