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Science Fair Project Ideas

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Can Yeast Ferment Polysaccharides as Efficiently as Disaccharides?
Can Yeast Ferment Polysaccharides as Efficiently as Disaccharides?
Science Project
Can Yeast Ferment Polysaccharides as Efficiently as Disaccharides?
The objective of this science fair project is the compare the rate and efficiency of disaccharide and polysaccharide fermentation by yeast.
Science
Science Project
Do Phases of the Moon Affect Circadian Patterns in Mammals?
Do Phases of the Moon Affect Circadian Patterns in Mammals?
Science Project
Do Phases of the Moon Affect Circadian Patterns in Mammals?
The objective of this free science fair project is to examine the way in which the phases of the moon affect circadian patterns in mammals.
Science
Science Project
What Method of Preparing Salad Eliminates the Most Bacteria?
What Method of Preparing Salad Eliminates the Most Bacteria?
Science Project
What Method of Preparing Salad Eliminates the Most Bacteria?
The objective of this science fair project is to examine the cleanliness of salad preparation techniques.
Science
Science Project
Are Red Apples Sweeter Than Green Apples?
Are Red Apples Sweeter Than Green Apples?
Science Project
Are Red Apples Sweeter Than Green Apples?
Are red apples really sweeter than green apples? The objective of this science fair project is to test the theory with quantitative evidence.
Science
Science Project
Virtual Fitness
Virtual Fitness
Science Project
Virtual Fitness
The objective of this science fair project is to assess the benefits of the game system for improving player performance following use.
Science
Science Project
Bleeding Paper
Bleeding Paper
Science Project
Bleeding Paper
The objective of this science fair project is to explore the relationship between acidic and basic compounds.
3rd grade
Science
Science Project
Can superabsorbent polymer crystals absorb any other liquids besides water?
Can superabsorbent polymer crystals absorb any other liquids besides water?
Science Project
Can superabsorbent polymer crystals absorb any other liquids besides water?
This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?
4th grade
Science
Science Project
Which of two superabsorbent polymers is the most absorbent?
Which of two superabsorbent polymers is the most absorbent?
Science Project
Which of two superabsorbent polymers is the most absorbent?
The objective of this science fair project is to explore whether superabsorbent polymer or hyrdrogel crystals have the best waterabsorbency.
Science
Science Project
Diaper Dissection
Science Project
Diaper Dissection
The project examines absorbent polymers absorbency in disposable diapers and their unique ecological problem to the environment.
4th grade
Science
Science Project
Exploring the Rate of Plant Growth in Crystals vs. Soil
Exploring the Rate of Plant Growth in Crystals vs. Soil
Science Project
Exploring the Rate of Plant Growth in Crystals vs. Soil
The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.
5th grade
Science
Science Project
Polymer Crystals vs. Ice
Polymer Crystals vs. Ice
Science Project
Polymer Crystals vs. Ice
What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!
3rd grade
Science
Science Project
How Does Milk Freeze into Ice Cream?
How Does Milk Freeze into Ice Cream?
Science Project
How Does Milk Freeze into Ice Cream?
Learn how milk freezes into ice cream. Does the fat content affect how quickly the milk freezes? What is salt's role in the freezing process?
Science
Science Project
Lemonade Science
Lemonade Science
Science Project
Lemonade Science
Quench your thirst with great tasting lemonade while you explore the concepts of acid and base, and how these differ from sweet and sour.
Science
Science Project
Create a Contour Map
Create a Contour Map
Science Project
Create a Contour Map
The goal of this project is to create an exciting topographical map out of dough.
4th grade
Science
Science Project
Eye Witness, You Witness
Eye Witness, You Witness
Science Project
Eye Witness, You Witness
How well can people recall what they have observed. Test your knowledge in this fun experiment.
4th grade
Social studies
Science Project
Plant and Animal Fat Facts
Plant and Animal Fat Facts
Science Project
Plant and Animal Fat Facts
Compare animal and plant fats and observe, and record, and draw conclusions about their similarities and differences.
4th grade
Science
Science Project
Soda and Teeth
Soda and Teeth
Science Project
Soda and Teeth
The project investigates which soft drink is worse for your teeth by observing the affect of soft drink on limestone.
5th grade
Science
Science Project
Music and Plants
Music and Plants
Science Project
Music and Plants
The project investigates the affect music has on plant growth while experimenting with rock, classical and no music.
4th grade
Science
Science Project
Give Me Some Light
Give Me Some Light
Science Project
Give Me Some Light
In this project, sunlight is blocked from a leaf in order to see the affect that sunlight has on leaves.
3rd grade
Science
Science Project
Put Out the Fire!
Put Out the Fire!
Science Project
Put Out the Fire!
In this science project, baking powder and vinegar are used to simulate the action of a fire extinguisher.
5th grade
Science
Science Project
Salt Water Density
Salt Water Density
Science Project
Salt Water Density
The objective of this science fair project is to investigate salt water density.
1st grade
Science
Science Project
Up Periscope or Down?
Up Periscope or Down?
Science Project
Up Periscope or Down?
In this project, a model of a submarine is built to simulate the buoyancy and displacement of water and air.
4th grade
Science
Science Project
Vitamin E is for Exquisite Looking Skin
Vitamin E is for Exquisite Looking Skin
Science Project
Vitamin E is for Exquisite Looking Skin
In this project, the affects of vitamin E are observed on a rose petal.
4th grade
Science
Science Project
In the Air and All Around
In the Air and All Around
Science Project
In the Air and All Around
How clean is the air we breathe? The answer might surprise you. Learn how to investigate local air quality with this cool science fair project.
4th grade
Science
Science Project
Acid Rain
Acid Rain
Science Project
Acid Rain
In this project, the affect of acid rain is simulated by the acid, vinegar.
3rd grade
Science
Science Project
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Science Fair Project Ideas

Education.com has assembled a vast collection of science fair project ideas written by science teachers, professional scientists, and educational consultants on popular science fair topics ranging from physics and chemistry to biology and even sociology. We offer free science fair ideas suitable for every grade level, be it preschool, kindergarten, elementary school, middle school, or high school. Check the boxes in the sidebar to filter your results, or use the search bar to find that perfect science fair project or experiment your child will be sure to love.