This is a fun and inexpensive project and it's a great way for your child to build basic geometry skills, like shape recognition and pattern/angle familiarity.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

This science fair project idea explores the fastest average speed a human can talk.

Calculate the mass of the Earth using the sidereal and calendar period of the Moon and Newton's Law of Universal Gravitation in this physics science project!

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

This fascinating science fair project explores eye color genotypes.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

People have favorite flavors, but what about ants? Which ant food is the most popular?

How powerful is the reaction between baking soda and vinegar? Find out here!

Will increasing the amount of salt in water effect how slow or fast the water freezes?

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

This science fair project idea explores whether white light can be separated into different colors.

Science fair project that illustrates the properties of black holes in space.

This experiment explores whether caffeine improves athletic performance.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

This science fair project idea explores if people with cool skin tones prefer cool colors and people with warm skin tones prefer warm colors.

Explore how you can achieve magnetic levitation with the Meissner Effect! This cool science project explains formation and applications of a superconductor.

Start your toy engines -- this is going to be a fast and friction-filled race!

This science fair project idea explores the egg's thin membrane.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Research basic components of vacuum cleaners, consult vacuum cleaner manufacturers for advice. Design vacuum with attachments that change automatically.

This experiment evaluates if the temperature of the environment that you work in affects your ability to perform mental tasks.

This project examines whether more expensive golf balls translate into better results on the golf course.

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

Science fair project that determines whether disinfectant sprays or disinfectant soaps are more effective at removing bacteria from hands.

This science fair project idea examines which is the best way to get rid of water stains (stains caused by just water) on fabric.