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Applied Science - Science Fair Project Ideas

Find the applied 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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This science fair project aims to examine the nature of pi and analyze other properties and values related to circles, such as radius, diameter
Everyone Loves Pi
Applied Mathematics
Middle School
In this free science fair project idea, we construct a machine that uses a fixed pulley system to raise a flag.
Flag Raiser: What is a Fixed Pulley, and How Does it Make Your Work Easier?
Engineering
Elementary School
In this free science fair project idea, we learn about how to calculate the humidity, or water vapor, in the air by constructing a hygrometer.
Hygrometers: Ways to Measure the Atmosphere's Water Content
Engineering
Middle School
In this free science fair project idea, we construct a screw using an inclined plane to create threads
Threads: How is a Screw Like an Inclined Plane?
Engineering
Elementary School
In this free science fair project idea, we use a triangle wedge to help us lift a book.
Opener: What is a Wedge, and How Does it Help You to do Work?
Engineering
Elementary School
In this free science fair project idea, we learn about pendulums and how they swing and oscillate at a specific rate.
Pendulum: A Harmonic Oscillator
Engineering
Middle School
Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.
Sand Bridge
Engineering
Fourth Grade
In this free science fair project idea, we use an inclined plan to lift a book with less force than otherwise.
Uphill: How Does an Inclined Plane (a Flat, Sloping Surface) Make Lifting an Object Easier?
Engineering
Elementary School
In this free science fair project idea we learn about how the human arm is a third-class lever.
Human Machine: How is Your Forearm Like a Third-Class Lever?
Engineering
Elementary School
In this free science fair project idea, we make our own megapinchers levers to help us lift and move objects, and we learn about different classes of lever
Megapinchers: How Do Levers Reduce The Force You Apply To Them?
Engineering
Elementary School
In this free science fair project idea, we learn about the layers of the earth and what is in each one.
Earth Layers
Applied Mathematics
Middle School
Get free science fair project ideas for elementary school children that cover topics based upon machines.
Ringer: What is a Third-Class Lever, and What is the Advantage of Using One?
Engineering
Elementary School
In this free science fair project idea, we construct a second-class lever that can lift a brick.
Second-Class: What Is a Second-Class Lever, and What is The Advantage of Using One?
Engineering
Elementary School
In this free science fair project idea, we learn about star 'movement' and how we can calculate the distance of stars from the earth using a parallax.
Mobile Stars: The Apparent Movement of Stars
Applied Mathematics
Middle School
This science fair project idea outlines the principles and techniques behind paper batteries.
Paper Power
Engineering
High School

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