In this cool science fair project, kids apply basic algebra to learn how to make a PVC pipe instrument while exploring concepts like frequency and resonance.

Science fair project which helps you determine your latitude by using an astrolabe, which measures the angle between the North Star and the horizon.

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

This project determines whether hands-on practice, mental practice, or no practice leads to better shooting of free-throws.

The objective of this science fair project is the compare the rate and efficiency of disaccharide and polysaccharide fermentation by yeast.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

Choose a timeline to live without technology. Keep a journal of all the issues encountered. What are the benefits and cons of modern technology?

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

Science fair project that explore how compound motion works by examining how gravity is affected by horizontal force.

Your preschooler can learn how to siphon water with just two bottles and a plastic tube in this fun, educational science activity.

Find out which part of a flame burns wood the fastest and also if this is true for all types of flames such as candle-flame, burners, and lighters.

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.

Research overview of architecural acoustics. Design and build a whispering wall from wood or plastic. Test which materials work best.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Determine if each hemisphere specializes in dealing with specific functions. Include illustrations of the brain, it hemispheres.

Learn about what happens to a current-carrying wire in a magnetic field in this cool electromagnetism experiment!

Tin can phones offer something modern versions don't—a fun project to make with a friend, and a dramatic illustration of vibration and sound waves.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

This science fair project idea explores how length affects the weight a bridge can hold.

Make a backbone model to explore human anatomy and life science.

Get a cool science project idea on a photovoltaic cell and explore the various factors that affect the energy output of the photovoltaic cell.

This science fair project idea explores if an LED light can be powered by vegetables and/or fruits.

This experiment strives to determine if tracking of conservation habits will lead to reductions in a family's electricity and water bills.

Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

Demonstrate Newton's laws of motion by examining the relationship between mass, force, and acceleration during free-fall.