Science fair project that examines the relationship between the size of a bubble and how quickly it falls. What is the correlation?

A math project teaches students to use a clinometer to gauge the height of very tall objects like trees & to think of better ways to measure how high they are.

Create safe lightning for kids! They'll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

Get a cool and easy science fair project idea which helps high school students in understanding concepts behind the working of a microphone.

This experiment investigates if small changes in your diet can alter your basal body temperature.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Check out this cool science fair project idea to explore the relationship between pulse rate and blood pressure in healthy people.

Will male or female hair grow faster? Find out in this science fair project idea!

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Kids learn how to make a simple electric motor in this great engineering science fair project that teaches them how current generates its own magnetic field.

Check out this cool and free middle school science fair project idea on how to make a solar oven.

The purpose of this science project is to determine whether the amount of air in a soccer ball affects how far it goes when kicked.

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

Learn about how sugar fermentation and growing yeast in this easy science project! Yeast is a eukaryotic microbe that puts the fun in fungus!

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!

Explore the effect of wind speed on the burning rate of a candle.

Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

This project explores how and how much one family can reduce the amount of garbage they accumulate over a three month period.

This fun middle school science fair project idea helps student discover the concepts behind deep sea diving and how Cartesian divers work.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

This science fair project idea investigates how images are influenced by changes in light.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

This science fair project examines how carnivorous plants digest insects, and whether the plant can use nitrogen in the soil to compensate for lack of insects.