Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

Create a bee garden to help shelter bees in your area.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

Here's a fourth grade science craft with lots of benefits: it's good for birds, good for your child's learning, and good for the planet, too.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

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.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

Have your child kick off their summer vacation by making a miniature water slide!

Recreate the fantastic phenomena of solar eclipses with your child using just a flashlight, a quarter, and her very own face!

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

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

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

The pinwheel is a simple toy that has been around for years and uses the wonders of the wind to spin it and delight kids of all ages!

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

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.

In this experiment you will replicate the mummification process by making a hot dog mummy.

This science fair project teaches students about wilting and browning of salad greens.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

This project will explore whether test subjects, deprived of points of reference, will, in attempting to walk a straight course, walk in circles.