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Physical Science - Science Fair Project Ideas

Find the physical 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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Determine which environment keeps an ice cube frozen for the longest duration. Inspect and record your observations when cubes melt.
Cool It!
Physical Science
Middle School
In this free science fair project, explore how and why gravity affects a person's height. A great science project for middle school students.
Taller: How does Gravity Affect a Person's Height?
Physics
Middle School
This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.
Effects of Artificial Light and Sunlight on Plant Growth
Physical Science
Elementary School
In this free science fair project, learn what and how to identify carbonates. Use Education.com for free more science fair project ideas!
Bubbler: How Can You Identify Carbonates?
Chemistry
Elementary School
In this free science fair project, explore how a rubber band store and then transform energy onto objects. A great science project for middle school kids.
Spool Racer: How can a Rubber Band Transform Energy?
Physics
Middle School
This science fair project idea demonstrates demonstrate how denser (heavier) objects fall faster than light objects.
Gravitational Forces for Preschoolers
Physics
Elementary School
In this free science fair project, explore how and why heat cause rubber band to shorten. A great science project for middle school students.
Stretchy: How Does Heat Affect the Movement of Molecules in a Rubber Band?
Physical Science
Middle School
This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.
Can Hydrogel Crystals be Used as a Sensitive Humidity Indicator?
Physical Science
Fourth Grade
In this free science fair project, explore what homogeneous mixture is by adding sugar to water and experiment with the sweetness of the water in the cup.
Mixers: Can the Addition of Sugar to Water form a Homogeneous Mixture?
Chemistry
Elementary School
In this free science fair project idea, we change the shape of a magnifying lens to change our view of an object.
Shape Up: Does the Shape of a Lens Affect its Magnification?
Physics
Elementary School
This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.
Does Temperature or Concentration Affect pH?
Chemistry
Elementary School
In this free science fair project, explore the chemistry of removing oil with dishwashing liquid. A great science fair project for elementary school kids.
Cleansing Power: How Does Dishwashing Liquid Clean Away Oil?
Chemistry
Elementary School
Get free science fair project ideas for middle school and high school students that cover topics from astronomy to physics.
Squirter: How Does Depth Affect the Pressure of Water?
Physics
Elementary School
Demonstrate and explain holographic technology. Determine if a holographic image of a magnifier still magnifies the object beneath it. Explain the effect.
Imaginary Looking Glass
Physics
High School
Evaluate the ability of a biodegradable dish detergent to increase the penetration of water in hydrophobic soils.
Washing Detergent & Hydrophobic Soil
Physical Science
Middle School

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