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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 61 to 75 of 161
.Have you ever had problems with your wifi signal strength? In this experiment you will learn about how wireless signals pass through the air and solid objects.
Sixth Grade
Engineering
How fast is the wind blowing? This science experiment provides step-by-step instructions to help you answer this question.
Middle School
Electricity and Magnetism
This science fair project idea explores  if an LED light can be powered by vegetables and/or fruits.
Middle School
High School
Can the force of air be used to propel a vehicle? This science experiment provides step-by-step instructions to help you answer this question.
Middle School
Electricity and Magnetism
Plants help keep a house cool! This article includes step-by-step instructions for completing this fun and interesting science experiment.
Elementary School
Electricity and Magnetism
Elementary School
Electricity and Magnetism
Learn about the greenhouse effect- and get great science fair experiment ideas. Read more.
Middle School
Electricity and Magnetism
Science fair project that identifies the nature of ionic and covalent bonds and determines how ionic and covalent compounds differ.
Ninth Grade
Tenth Grade
A great science fair project on solar oven design that helps kids learn about solar power and solar heating.
Seventh Grade
Eighth Grade
In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.
Fourth Grade
Geology
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.
Fifth Grade
Engineering

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