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Observe trends in the properties of writing materials over past 5000 years and extrapolate to future time. Prepare a table that compares writing material.

Could there be toxic chemicals lurking in the cupboards and closets of your home?

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

Sure, you already know that water is made up of hydrogen and oxygen, but did you know that oxygen levels differ in different types of water?

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

Science fair project that evaluates how well clothing fabrics block UV radiation by examining the properties of different fabrics.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

In this science fair project, students use hot and cold water to simulate what happens when a warm front meets a cold one.

Is the birthday paradox really a paradox, or just an intriguing problem that defies intuition? Find out with this birthday paradox science fair project.

Free science fair project idea that measures change in flexibility with age, using a variety of flexibility tests like Sit & Reach.

This biodiversity project examines the biodiversity in your own backyard.

This science fair project idea examines whether people can decode scrambled messages.

This science fair project idea discovers the effect of (high) heat on animal cells.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

Summer is a great time to work on pre-kindergarten skills that will serve your child well in her first year at school, while having some fun in the sun!

Science fair project that explores the natural process of limestone formation.

This science project challenges students to take learned information about weather and climate control and apply it to come up with creative ideas of their own.

Learn how matter transmits sound with a simple, hands-on experiment using sand, water and air.

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

Demonstrate which cooking method gets rid of the most fat.

Discover if temperature settings in a fridge make a drastic difference in terms of bacterial growth.

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

With this activity, not only will you be experimenting with giving accurate information, you'll also teach your child how to write good scientific procedures.

Design a hearing protection device to protect their ears from loud noises. Examine the properties of current protective hearing devices, materials.

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!