This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

Science fair project that determines whether moths are attracted to one color of light more than others.

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

Science fair project that creates a pamphlet to help others learn about Epilepsy, its causes, symptoms and treatments.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

This experiment evaluates if people of a specific gender or age more likely have an elevated number of taste buds, allowing them to taste what others cannot.

How does light affect plant growth? Do different colors of light work better than others? Find out in this classic science fair project idea.

In this project students learn about the golden ratio and investigate if it can be used to predict people's assessment of beauty in others.

This classic children's game demonstrates how sound travels through air vs. through a solid.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

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.

This experiment explores how microwave radiation affects fungi, bacteria, and plant life.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

This project determines what percentage of test subjects react adversely to the sound of fingernails on a chalkboard and explores their physiological responses.

Discover which absorbent material is the best; the Shamwow, paper towels, or cotton towels.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Study how liquids separate into layers by creating a liquid gradient, different density liquids separate into layers in a graduated cylinder.

There is debate about whether chalkboards or whiteboards are better. This experiment explores which leads to better retention of visually-displayed information.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

This science fair project idea explores whether talking to a plant will help it grow.

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

Explore the wave-particle duality of light! Learn how light can behave as both a wave and a particle in this cool physics science fair project idea for kids.

What is a barycenter? Kids learn how gravity and mass influence the orbit of binary systems like planets and moons or stars and planets in this cool experiment.

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

In this science fair project you will make a model of a cell membrane using very simple material.