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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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Showing 31 to 45 of 101
In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.
Weather and Climate
Fourth Grade
When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?
Electricity and Magnetism
Second Grade
Kids will make a homemade electroscope and explain how it detects static charges through induction in this fun science fair project idea.
Electricity and Magnetism
Sixth Grade
Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.
Weather and Climate
Fifth Grade
Construct batteries that make electricity from fruits with this fun science fair project.
Electricity and Magnetism
Fifth Grade
Analyze temperature and precipitation data to determine whether current weather conditions are outside the historical norm.
Weather and Climate
Middle School
What if the shape of the Earth weren't spherical? How does its shape affect our gravity, climate, and tides? Model these questions in this cool project!
Weather and Climate
Seventh Grade
Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.
Weather and Climate
Third Grade
The purpose of this science fair project is to build a basic radio.
Electricity and Magnetism
Elementary School
Explore concepts in current and coltage with these Van de Graaff generator experiments.
Electricity and Magnetism
Seventh Grade
Looking for a way to liven up a hot summer day? A little hands-on science is the perfect way to keep your kid occupied. So why not recruit your budding scientist and conduct an experiment or two?
Weather and Climate
Elementary School
This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.
Electricity and Magnetism
First Grade
Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).
Weather and Climate
Middle School
In this fun experiment, we'll find out how color affects heat absorption!
Weather and Climate
Fifth Grade
Thermometers are how we measure temperature, and we've all heard the terms 'centigrade' and 'Fahrenheit' tossed around, but what do they really mean?
Weather and Climate
Middle School

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