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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 17 to 31 of 31
Research is dependent upon the idea that sample sizes are generally representative of a population...but is this true? Test the assumption with M&Ms!
Middle School
High School
This experiment will explore the possibility of creating an infinite object by hand.
High School
Applied Mathematics
This experiment will explore if a randomly iterated algorithm will result in a pattern.
High School
Physics
The objective of this project is to determine if a specific strategy for buying or selling stock in the stock market might be profitable over a period of time.
Middle School
High School
This science fair project aims to examine the nature of pi and analyze other properties and values related to circles, such as radius, diameter
Middle School
High School
A math project teaches students to use a clinometer to gauge the height of very tall objects like trees & to think of better ways to measure how high they are.
Middle School
High School
In this science fair project, students investigate the applicability of Benford's Law to many sets of everyday data.
High School
Tenth Grade
The Galileo inclined plane physics experiment was one of the first ways scientists calculated acceleration due to gravity. Do it yourself in this project!
Seventh Grade
Physics
Determine how proficient you are at making estimations and learn how to make more reasonable estimates.
Middle School
Physical Science
This project examines germs and their spread in households. The goal is to learn how to stop the spread of germs and other diseases.
Middle School
Seventh Grade
The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.
Twelfth Grade
Hard
In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.
Elementary School
Fourth Grade

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