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Science Fair Project Ideas

Find the physical science and behavioral/health science, science fair project ideas you're looking for. Many different science fair projects are available for you to browse through and get ideas for your own science fair project.

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Design a middle school science fair experiment to measure rate of evaporation of water in containers with different surface areas in a fun and easy way.
Evaporation Rate of Water
Physical Science
Chemistry
Which is the strongest? The objective of this project is to test the strength of composite wood and solid wood.
Are Composites of Wood Stronger than Solid Wood?
Physics
Middle School
The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.
To Measure the Refraction of Light through Liquids Using Crystals
Chemistry
Fifth Grade
The purpose of this science project is to determine whether the amount of air in a soccer ball affects how far it goes when kicked.
Soccer Physics: Does the Amount of Air Inside the Ball Affect How Far It Goes?
Physics
High School
This science experiment explores why leaves change color in the fall and the role of photosynthesis in leaf coloration.
Why Do Leaves Change Color in the Fall?
Chemistry
Middle School
Do suds equal more clean or does a sud-free cleaning agent works just as well or even better?
In a Lather: Do Suds Matter?
Chemistry
Middle School
This experiment evaluates which road-side objects have the greatest influence on driving speed.
Slow Down! How Do Road-Side Objects Influence Drivers?
Behavioral/Health Science
Middle School
What is a great way to improve a building's ability to stay strong under stress? This project explores the process of bracing a building with parallelograms to improve sturdiness.
How to Retrofit a Building
Physics
Middle School
In this physics project children will use heat to change the air pressure inside a bottle causing a balloon set on top of the bottle to squeeze into it.
Air Pressure Experiment
Physical Science
Physics
This experiment will investigate whether reward or punishment is more apt to motivate people.
Reward or Punishment: Which is the Better Motivator?
Behavioral/Health Science
Psychology and Sociology
Quench your thirst with great tasting lemonade while you explore the concepts of acid and base, and how these differ from sweet and sour.
Lemonade Science
Chemistry
Elementary School
Looking for a science experiement involving power? This experiment describes the steps for turning a lemon into a battery!
Lemon Battery
Electricity and Magnetism
Elementary School
Young physicists will wrestle with a discrepant eventâthe Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.
Hammer Ruler Trick
Physics
Fifth Grade
The project idea is to understand why chocolate turns white and to determine the fastest way that this process can occur.
What is the Fastest Way to Turn Chocolate White?
Chemistry
Elementary School
The objective of this experiment is to test the quality of soil surrounding a gas station to determine if gas stations have a negative effect on the surrounding landscape.
Do Gas Stations Affect the Soil Around Them?
Chemistry
Middle School

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