Science Fair Project Ideas

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1,585 filtered results
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My Black Shirt Is A Heater!
My Black Shirt Is A Heater!
Science Project
My Black Shirt Is A Heater!
This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.
3rd grade
Science Project
Mapping the Energy Use of My Classroom
Mapping the Energy Use of My Classroom
Science Project
Mapping the Energy Use of My Classroom
This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.
1st grade
Science Project
Where Does Your Food Come From?
Where Does Your Food Come From?
Science Project
Where Does Your Food Come From?
This science fair project idea enhances awareness of local food production and food sourcing.
Science Project
The Best Choice for Growing Large, Flowering Plants
Science Project
The Best Choice for Growing Large, Flowering Plants
The purpose of this science project is to investigate which will grow larger plants: compost, soil and Miracle - Gro, a mixture of both.
Science Project
The Stroop Effect
The Stroop Effect
Science Project
The Stroop Effect
The objective of this science project is to determine whether the brain first processes colors, shapes, or words when given conflicting messages.
Social studies
Science Project
Make Your Own Fizzy Lemonade
Make Your Own Fizzy Lemonade
Science Project
Make Your Own Fizzy Lemonade
This science fair experiment idea's objective is to understand the general concept of an acid and a base.
3rd grade
Science Project
Homemade Lava Lamp
Homemade Lava Lamp
Science Project
Homemade Lava Lamp
This science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.
4th grade
Science
Science Project
Edible Neuron Diagram
Edible Neuron Diagram
Science Project
Edible Neuron Diagram
This science fair project idea's objective is to understand the architecture and function of neurons and their key components.
Science Project
Reusing Your Trash
Reusing Your Trash
Science Project
Reusing Your Trash
This science fair project idea's objective is to become familiar with items your family regularly throws in the trash.
2nd grade
Science Project
Astonishing Apples! What Preserves Apples Best?
Astonishing Apples! What Preserves Apples Best?
Science Project
Astonishing Apples! What Preserves Apples Best?
The purpose of this science fair project is to learn which substance best preserves apples. Learn about enzyme interactions in fruit and scientific processes.
Science
Science Project
Does Carbon Dioxide Raise the Temperature of the Atmosphere?
Does Carbon Dioxide Raise the Temperature of the Atmosphere?
Science Project
Does Carbon Dioxide Raise the Temperature of the Atmosphere?
The objective of this science project is to determine the relationship between carbon dioxide gas and the temperature of the atmosphere.
Science Project
Effect of Acid Rain on Dissolved Oxygen Concentration
Effect of Acid Rain on Dissolved Oxygen Concentration
Science Project
Effect of Acid Rain on Dissolved Oxygen Concentration
Use a fish tank to simulate a pond! This science fair project explores the relationship between acid rain and the dissolved oxygen concentration of water.
Science Project
Cafeteria Waste
Cafeteria Waste
Science Project
Cafeteria Waste
This science fair project idea observes products available in the school cafeteria and waste produced by these products.
4th grade
Science Project
Dirty Air
Dirty Air
Science Project
Dirty Air
This science fair project idea's objective is to understand the concept of air pollution and examine the quality of air in our environments.
3rd grade
Science Project
How Does Color Affect Drying Time?
How Does Color Affect Drying Time?
Science Project
How Does Color Affect Drying Time?
Do your laundry and your science project simultaneously! This science fair project investigates whether the color of a garment affects the time needed to dry.
Science Project
Is a Sweet Tooth Inherited?
Is a Sweet Tooth Inherited?
Science Project
Is a Sweet Tooth Inherited?
The objective of this science project is to determine whether a sweet tooth is most likely an inherited trait or a learned behavior.
Science Project
Which Starch Plant Produces the Most Fuel?
Which Starch Plant Produces the Most Fuel?
Science Project
Which Starch Plant Produces the Most Fuel?
Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.
Science Project
Which Stimulus Causes the Greatest Growth (Tropism) in a Plant?
Which Stimulus Causes the Greatest Growth (Tropism) in a Plant?
Science Project
Which Stimulus Causes the Greatest Growth (Tropism) in a Plant?
The purpose of this science project is to determine which stimulus, gravity or water, will cause the greatest growth response in a plant.
Science Project
What Sort of Fruit Bag Preserves Fruit the Longest?
What Sort of Fruit Bag Preserves Fruit the Longest?
Science Project
What Sort of Fruit Bag Preserves Fruit the Longest?
Investigate how to keep your fruit fresh for longer. The purpose of this science experiment it to determine which kind of bag best preserves fruit.
Science Project
Does Age Affect Memory?
Does Age Affect Memory?
Science Project
Does Age Affect Memory?
In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.
5th grade
Social studies
Science Project
How Does Smell Affect Taste?
How Does Smell Affect Taste?
Science Project
How Does Smell Affect Taste?
How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.
3rd grade
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 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 Project
Pareidolia: People Hear What They Want to Hear
Pareidolia: People Hear What They Want to Hear
Science Project
Pareidolia: People Hear What They Want to Hear
Do people only "hear" what they want to hear? Explore pareidolia and psychoacoustics with this easy science fair project that pits melody against white noise.
Social studies
Science Project
Do Dogs Understand English?
Do Dogs Understand English?
Science Project
Do Dogs Understand English?
Do dogs understand English? Kids will find out with one of our favorite dog science fair projects that tests how dogs process human language and other cues.
Social studies
Science Project

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.