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Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Compare different remedies for cooling the mouth after eating spicy food.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

Examine whether males or females are more likely to have a higher center of gravity.

Compare the amount of ozone in various locations with this science fair project that will have your kid create her own ozone strips!

Explore the effect of wind speed on the burning rate of a candle.

Science fair project idea that compares number and relative sizes of leaf stomata. Collect leaves of plant species, identify, observe stomata with microscope.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

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

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

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

Try this card game to build math fact skills, like addition and subtraction, and have a great time, too!

This little chick is so cute that your child will want to make a whole flock to call her own.

Here's a fun math-oriented arts and crafts activity for your preschool or kindergarten child: create a gumdrop topiary and practice counting along the way.

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.

Create a tornado vortex in your kitchen in this 5th grade science experiment. All you need are two plastic bottles, duct tape, and a metal washer to begin.

In this science fair project, students create their own miniature salt flats at home.

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

In this science fair project, students investigate how different colors influence appetite.

In this science fair project, students evaluate if the phases of the moon affect the way people feel.

This experiment evaluates how a diet that is rich in "mood-enhancing" foods affects the way people feel over several weeks.

This experiment will evaluate if the environments that people work in affect their speed and accuracy in performing mental tasks.

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

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

Your child can create his very own pine forest covered in snow and learn some forest vocabulary too!

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

This science fair project idea creates an underwater habitat and explores the basic needs of living things under water.

This experiment uses personality assessments to evaluate if certain personality traits are more common in people with unusual first names.