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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.
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Science Fair Project Ideas
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Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.
Orbital Eccentricity
What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!
The Hydrologic Cycle
What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.
The Best Stain Remover for Clothes: Testing Laundry Stain Removal
Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!
Inverted Images
It has long been believed that weather influences mood and behavior. This experiment will evaluate if weather can really impact the way people feel.
Does the Weather Really Affect Mood?
This science fair project tests test whether the presence of spell check has changed standards for spelling.
Has Computer Typing Changed Standards For Spelling?
This science fair project idea studies whether eating a hearty breakfast before and exam will get them better test scores.
Does Eating a Hearty Breakfast Before an Exam Yield Better Scores?
The objective of this science project is to determine the relationship between carbon dioxide gas and the temperature of the atmosphere.
Does Carbon Dioxide Raise the Temperature of the Atmosphere?
In this project, you'll create Oersted's experiment, which relates to how electric currents create magnetic fields.
Oersted's Experiment
This science fair project idea studies how time perception changes with age.
How Does time Perception Change As You Get Older?
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.
Bouncing Ball Physics: What is Elasticity?
In this science fair project, students will use four different household objects to see which ones form the most or best crystals.
Substrate City: What Household Objects Form the Best Crystals?
This science fair project idea is develops new or improved paper making techniques and encourages recycling.
Paper Making: The Next Level
In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.
Fastest Way to Cool a Soda
Learn about how we localize objects and beings in space through sound and about monaural auditory mechanisms and binaural auditory mechanisms.
Are Two Ears Better than One? Binaural vs. Monaural Sound Localization 
What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.
Gender Probability: Male and Female Chromosomes
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.

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