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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 121 to 135 of 160
Explore how wind is produced and get a demonstration on the cooling effect of wind in this breezy science fair project idea.
Weather and Climate
Elementary School
What is static electricity and how is it produced?  In this free science fair project explore the phenomenon of positive and negative charges in electricity.
Electricity and Magnetism
Elementary School
Can you measure the flow of electricity?  In this free science fair project, explore how flow rate of electricity is measured and what determines the speed.
Electricity and Magnetism
Elementary School
What happens when static electricity is discharged? In this free science fair project, explore some sparks when electrons are discharged.
Electricity and Magnetism
Elementary School
This science fair project idea determines which brand of batteries have the longest life.
Electricity and Magnetism
Elementary School
Check out this fun science fair project idea to explore the temperate grassland called prairies and find the reasons for the loss of the great prairies.
Weather and Climate
Middle School
Get a cool science fair project idea on various climatic seasons and find out the reasons why summer has the hottest and longest days.
Weather and Climate
Elementary School
Explore the fun facts on different species of animals in a tropical rain forest in this cool and interesting science fair project idea.
Weather and Climate
Middle School
This science project challenges students to study the salt content in tap water and learn about electrochemistry.
Electricity and Magnetism
Middle School
Plants help keep a house cool! This article includes step-by-step instructions for completing this fun and interesting science experiment.
Electricity and Magnetism
Elementary School
In this free science fair project idea, we learn about how sympathetic vibration can cause resonance in formerly still objects with similar harmonies.
Electricity and Magnetism
Middle School
In this free science fair project idea, we learn about sound waves and how they transmit power and energy.
Electricity and Magnetism
Middle School
In this free science fair project idea, we learn about how particles can scatter light to create color.
Weather and Climate
Middle School

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