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Windmill Model Science Project
Windmill Model Science Project
Science Project
Windmill Model Science Project
In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.
5th grade
Science Project
Bouncing Ball Physics: What is Elasticity?
Bouncing Ball Physics: What is Elasticity?
Science Project
Bouncing Ball Physics: What is Elasticity?
What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.
3rd grade
Science Project
Scale Model of the Solar System
Scale Model of the Solar System
Science Project
Scale Model of the Solar System
In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!
4th grade
Science
Science Project
Ice Melting
Ice Melting
Science Project
Ice Melting
Will the shape of an ice cube impact how fast the ice melts?
5th grade
Science Project
Sink or Swim: Calculating Density of Fruits and Vegetables
Sink or Swim: Calculating Density of Fruits and Vegetables
Science Project
Sink or Swim: Calculating Density of Fruits and Vegetables
Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.
5th grade
Science
Science Project
Plane Mirror Reflection Experiment
Plane Mirror Reflection Experiment
Science Project
Plane Mirror Reflection Experiment
In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!
5th grade
Science
Science Project
A Single Movable Pulley and Mechanical Advantage
A Single Movable Pulley and Mechanical Advantage
Science Project
A Single Movable Pulley and Mechanical Advantage
Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.
4th grade
Science Project
Water Purification Experiment: Removing Chlorine From Water
Water Purification Experiment: Removing Chlorine From Water
Science Project
Water Purification Experiment: Removing Chlorine From Water
Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?
5th grade
Science Project
Greenhouse Effect
Science Project
Greenhouse Effect
Learn about the greenhouse effect- and get great science fair experiment ideas. Read more.
Science Project
Testing the Solubility of Common Liquid Solvents
Testing the Solubility of Common Liquid Solvents
Science Project
Testing the Solubility of Common Liquid Solvents
In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.
4th grade
Science
Science Project
Biodiversity Project
Biodiversity Project
Science Project
Biodiversity Project
This biodiversity project examines the biodiversity in your own backyard.
3rd grade
Science Project
Candy pH
Candy pH
Science Project
Candy pH
Take a dive into the candy jar with this yummy science experiment.
4th grade
Science Project
Why Does Honey Crystallize?
Why Does Honey Crystallize?
Science Project
Why Does Honey Crystallize?
Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.
3rd grade
Science Project
Does a Candle's Temperature Affect Its Burn Rate?
Does a Candle's Temperature Affect Its Burn Rate?
Science Project
Does a Candle's Temperature Affect Its Burn Rate?
This experiment investigates the relationship between the temperature of a candle and its burn rate.
6th grade
Science
Science Project
A Trick for the Eyes: Color Wheels and Optical Illusion Tops
A Trick for the Eyes: Color Wheels and Optical Illusion Tops
Science Project
A Trick for the Eyes: Color Wheels and Optical Illusion Tops
This science fair project idea experiments with spinning color wheels and optical illusions.
5th grade
Science
Science Project
Good and Bad Lipids
Good and Bad Lipids
Science Project
Good and Bad Lipids
This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).
Science Project
Reaction Time: The Ruler Drop Test
Reaction Time: The Ruler Drop Test
Science Project
Reaction Time: The Ruler Drop Test
In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.
4th grade
Science
Science Project
Strong Bridges
Strong Bridges
Science Project
Strong Bridges
This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.
5th grade
Science Project
Dog Nose Prints
Dog Nose Prints
Science Project
Dog Nose Prints
Have you ever noticed the ridges on a dog's nose? In this project, we take several dogs' nose prints and discover just how unique they are!
4th grade
Science Project
Forest Food Pyramid Project
Forest Food Pyramid Project
Science Project
Forest Food Pyramid Project
Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.
3rd grade
Science Project
Homemade Electroscope
Homemade Electroscope
Science Project
Homemade Electroscope
Kids will make a homemade electroscope and explain how it detects static charges through induction in this fun science fair project idea.
Science Project
Plant Phototropism Experiment
Plant Phototropism Experiment
Science Project
Plant Phototropism Experiment
What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!
5th grade
Science Project
Homemade Vacuum Chamber
Homemade Vacuum Chamber
Science Project
Homemade Vacuum Chamber
Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.
5th grade
Science Project
Symbiosis: Plants, Nitrogen, and Bacteria
Symbiosis: Plants, Nitrogen, and Bacteria
Science Project
Symbiosis: Plants, Nitrogen, and Bacteria
In science fair projects, middle school students discover why nitrogen fixing bacteria are important to plant growth.
6th grade
Science Project
Color and Heat Absorption
Color and Heat Absorption
Science Project
Color and Heat Absorption
The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.
3rd grade
Science Project
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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.