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Science Fair Project Ideas

Find the 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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In this free science fair project idea, we learn about how distance affects the ability for heat to move through an object.
Thermal Conduction: Transfer of Vibrational Energy
Middle School
Physics
Comparing Light Bulbs
Elementary School
Electricity and Magnetism
A tiny peanut contains stored chemical energy. We can use the energy in a peanut to heat a container of water. Read more about peanut power.
Peanut Power
Elementary School
Electricity and Magnetism
In this free science fair project idea, we learn about how insulators preserve heat and warmth by preventing energy transfer.
Keeping Up the Heat: Insulators
Middle School
Chemistry
Get a cool and easy science fair project idea which helps high school students in understanding concepts behind the working of a microphone.
SPEAK LOUDER! How Does a Microphone Work?
High School
Easy
This science fair project idea lets you build your own wind tunnel and tests different models of paper airplane.
What Kind Of Paper Airplane Works Best?
Middle School
High School
Blowing air erodes -- wears away -- sand and dirt. Find out which material is sturdiest in this erosion experiment.
Mighty Fortress Erosion Experiment
Second Grade
Earth & Space Science
In this science fair project, students examine how the flow rate in a stream affects the growth of aquatic plants.
Flow Rate and Plant Growth
Sixth Grade
Seventh Grade
What is an anemometer? It's a device use to measure wind speed. Learn how to make an anemometer in this free science fair project.
Building an Anemometer
Middle School
Easy
This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.
Mapping the Energy Use of My Classroom
Elementary School
First Grade
Here is a cool and free middle school science fair project idea on how passive solar heating works and how to design and experiment with your own solar cooker.
Solar Heating and Designing of a Solar Cooker
Middle School
Easy
What is a hygrometer? It's a device that measure humidity. Learn how to make a hygrometer in this free science fair project idea. Great project for kids.
Making a Hygrometer
Middle School
Easy
Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.
How to Make a Compass
Elementary School
Fourth Grade
Create your own light bulb and test filaments of different thicknesses to see which keeps the bulb burning for the longest time.
Choosing a Light Bulb Filament
Middle School
High School
The objective of this project is to examine whether the temperature of an object can be cooled more by evaporating alcohol surrounding by water or air.
Cooled Off: Does Evaporating Alcohol Cool Faster than Water?
High School
Engineering

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