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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 571 to 585 of 593
The objective of this project is to test which soda drink is most attractive to pests as a natural bait during a picnic.
Psychology and Sociology
Elementary School
This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.
Food
Kindergarten
In this free science fair project idea, we analyze the swings of a pendulum of a grandfather clock and learn how mass affects it.
Engineering
Applied Mathematics
This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.
Health and Medicine
Kindergarten
This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.
Psychology and Sociology
Elementary School
In this free science fair project idea, we learn about how buoyancy keeps boats from sinking in the water.
Engineering
Applied Mathematics
In this free science fair project idea, we learn about how and why fresh water and salt water solutions change temperature at different rates (specific heat).
Engineering
Middle School
The goal of this science fair project is to demonstrate current methods of detecting counterfeit money, in particular counterfeit detection pens.
Consumer Science
Middle School
In this free science fair project idea, test a friend on how long it takes them to trace the mirror image of an object.
Psychology and Sociology
Middle School
This science fair project idea outlines the practical applications of particular origami folding techniques.
Applied Mathematics
High School
The project is to investigate yeast fermentation and its results on hand of latex balloons.
Food
Elementary School
This science project idea examines the effect of microwaving on various objects.
Food
Elementary School
The objective of this science fair project is to assess the benefits of the game system for improving player performance following use.
Psychology and Sociology
High School

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