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How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

What happens when colored beams of light mix? You might be surprised.

Explore if planting seeds in a certain direction will affect how fast it germinates.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Use familiar household items and decorations to turn estimation into a fun game!

This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.

This fun activity encourages your child to develop their skills in not only taking measurements, but also in working with the measurements themselves.

Combine music, history and craft by making a Native American instrument of your own

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

With a clear bottle and a few plastic straws, you can easily make a hummingbird feeder and demonstrate the effects of atmospheric pressure at the same time!

Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.

Budding bakers can explore the excitement of the kitchen without fear of cuts or hot ovens by making these super simple and tasty cookies.

Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

Make a poodle skirt for a creative sewing project with your child that will also be a blast from the past!

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

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

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

Challenge your child with this exciting 2D to 3D project using a sheet of construction paper, oil pastels, and scissors.

Use this great no-bake recipe to save energy and keep cool.

Draw your own beautiful mandala with this easy technique that ensures symmetrical results every time!

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

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.