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Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

Science fair project the demonstrates Newton's Third Law using a milk carton filled with water.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

Science fair project that uses iodine solution to demonstrate how starch is turned into sugar when it is chewed in the mouth.

Follow in the footsteps of movie character legends as you walk your little one through the steps of becoming a junior archaeologist.

Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

Your fourth grader will be astonished to discover the significance and intricacies of his spine as he builds a model of a human vertebral column.

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

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

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

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

Create a brush pile to help wintering wildlife stay warm and cozy through the winter.

How much water comes out of snow? Explore this timely question with your kindergarten scientist with this easy winter experiment.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

Learn how to make marbleized paper with simple everyday ingredients in this fun activity! Your child will learn about oil and water while doing this project.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

This experiment tests which gender is better at catching how a magician performs his tricks.

We're all familiar with the idea that some songs âget stuck in your head.â This experiment explores the validity of that claim.

In this activity, you'll send your kindergartener on a scavenger hunt to find sounds and create a sound recording. Here's how!

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

This science fair project idea determines an average personâs ability to use their anaerobic power system over a period of 2 weeks.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

This science fair project explores discover whether the acidity of sour candy is comparable to that of battery acid.

This science fair project idea explores discover whether mixing solutions of equal distances from neutral pH (7) will create a solution close to pH 7.

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

Learn all about balance and motion as your child designs a corn maze!

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

Discover whether people can distinguish what a person looks like just by listening to their voice.