Physical Science Projects & Project Ideas

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454 filtered results
Physical Science
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How Well Does Sound Travel Through a Gas? A Liquid? A Solid?
Science Project
How Well Does Sound Travel Through a Gas? A Liquid? A Solid?
In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.
Kindergarten
Science
Science Project
Material Friction
Material Friction
Science Project
Material Friction
Science fair project that determines which materials cause the most friction by sliding blocks of wood down a ramp.
Science
Science Project
Fluid Flow Rates
Fluid Flow Rates
Science Project
Fluid Flow Rates
Science fair project that examines the relationship between fluid flow rate, pressure, and resistance.
Science
Science Project
Acoustics: The Study of Sound
Acoustics: The Study of Sound
Science Project
Acoustics: The Study of Sound
The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.
Science
Science Project
Passive Solar Design
Passive Solar Design
Science Project
Passive Solar Design
The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.
Science
Science Project
Does it Pay to Cheat in Baseball?
Does it Pay to Cheat in Baseball?
Science Project
Does it Pay to Cheat in Baseball?
This project examines whether corked bats truly make a ball travel farther than wooden bats that haven't been altered.
Science
Science Project
Natural Herbicide vs. Commercial Herbicide
Science Project
Natural Herbicide vs. Commercial Herbicide
This science fair project compares the allelopathic chemical produced by the Black Walnut tree to a commercial herbicide in stopping the growth of a shrub.
Science
Science Project
How Does Loose Rolled Tea Compare to Tea in Teabags?
How Does Loose Rolled Tea Compare to Tea in Teabags?
Science Project
How Does Loose Rolled Tea Compare to Tea in Teabags?
This science fair project measures two teas to see if there a difference in infusion concentration based on the way the teas are packaged.
Science
Science Project
Which Decaffeinated Tea Type Contains the Least Amount of Caffeine?
Which Decaffeinated Tea Type Contains the Least Amount of Caffeine?
Science Project
Which Decaffeinated Tea Type Contains the Least Amount of Caffeine?
This project investigates several commercially decaffeinated tea types (black, green, oolong, white) for the presence of detectable traces of caffeine.
Science
Science Project
How to Extract Caffeine from Gunpowder Green Tea
How to Extract Caffeine from Gunpowder Green Tea
Science Project
How to Extract Caffeine from Gunpowder Green Tea
In this science fair project caffeine will be extracted from Gunpowder Green Tea, illustrating the isolation of a naturally occurring product from a plant.
Science
Science Project
Eureka! Volume and the Displacement of Water
Eureka! Volume and the Displacement of Water
Science Project
Eureka! Volume and the Displacement of Water
This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.
Kindergarten
Science
Science Project
How to Create a Visual Doppler
How to Create a Visual Doppler
Science Project
How to Create a Visual Doppler
This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.
4th grade
Science
Science Project
How Sound Travels Through Air and Solids
How Sound Travels Through Air and Solids
Science Project
How Sound Travels Through Air and Solids
This classic children's game demonstrates how sound travels through air vs. through a solid.
Kindergarten
Science
Science Project
The Speed of Sound on a String
The Speed of Sound on a String
Science Project
The Speed of Sound on a String
This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.
Kindergarten
Science
Science Project
Density Experiment
Density Experiment
Science Project
Density Experiment
This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.
Kindergarten
Science
Science Project
Do Some Liquids Expand More than Others When Frozen?
Do Some Liquids Expand More than Others When Frozen?
Science Project
Do Some Liquids Expand More than Others When Frozen?
In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.
Kindergarten
Science
Science Project
Exploring Static Electricity with Sticky Balloons
Exploring Static Electricity with Sticky Balloons
Science Project
Exploring Static Electricity with Sticky Balloons
This science fair project introduces children to static electricity and the idea that electricity is more than lights and plugs.
Kindergarten
Science
Science Project
What Effect Does Wind have on a Baseball Game?
What Effect Does Wind have on a Baseball Game?
Science Project
What Effect Does Wind have on a Baseball Game?
This project will examine the relationship between wind velocity and direction and the distance a baseball travels.
Science
Science Project
How Much Gas Does Your Favorite Beverage Produce?
How Much Gas Does Your Favorite Beverage Produce?
Science Project
How Much Gas Does Your Favorite Beverage Produce?
How much gas is released into your stomach by your favorite beverages? This project examines which beverages produce the most gas.
Science
Science Project
DIY Hovercraft
DIY Hovercraft
Science Project
DIY Hovercraft
In this CD hovercraft science project, students will construct their own DIY hovercraft.
4th grade
Science
Science Project
Layers Upon Layers: Testing How Objects Interact with Liquids
Layers Upon Layers: Testing How Objects Interact with Liquids
Science Project
Layers Upon Layers: Testing How Objects Interact with Liquids
In this science fair project, students test how objects float and sink in liquids of different densities.
Science
Science Project
How Do Different Materials Affect Air Resistance?
How Do Different Materials Affect Air Resistance?
Science Project
How Do Different Materials Affect Air Resistance?
Air resistance is a crucial factor when designing a parachute. In this science fair project, students find what type of material works best as a parachute.
Science
Science Project
Sizing Up Marshmallows
Sizing Up Marshmallows
Science Project
Sizing Up Marshmallows
Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?
3rd grade
Science
Science Project
Color Walks: Seeing Colors in Our World
Color Walks: Seeing Colors in Our World
Science Project
Color Walks: Seeing Colors in Our World
In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.
Kindergarten
Science
Science Project
Shape Walks: Seeing Shapes in Our World
Shape Walks: Seeing Shapes in Our World
Science Project
Shape Walks: Seeing Shapes in Our World
In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.
Kindergarten
Science
Science Project

Physical Science Projects & Project Ideas

Our team of professional scientists, science teachers and educational consultants has put together an excellent collection of free physical science projects for kids. These include physics science fair projects, science experiments, and demonstrations that help kids explore the world of classical mechanics, as well as other great physical science topics: our hair-raising magnet and electricity experiments are sure to spark your child's scientific curiosity. Whether you’re looking for science fair project ideas for your child’s upcoming science fair or your little one simply loves conducting physical science experiments, Education.com’s physical science section is a fantastic free resource.