Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

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

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

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

Is it a square or a circle? See if you can trick your friends with this zany science project!

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

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

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

Find out whether a longer airplane will fly farther or a wider paper airplane.

Use pepper and soap to discover some fun facts about the properties of water.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

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.

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

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

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

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