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In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

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

Cleaning can be a chore, but not with this sudsy experiment!

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

This science fair project idea investigates how magnetism can defy the force of gravity.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

This science fair project teaches students the differences between fruits and vegetables.

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

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!

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Who needs paint, glitter, or crayons when you have natural art supplies right outside your front door?

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

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

Help your own young scientist tackle the wonders of static electricity from the comfort of his own home!

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

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

How do organic materials become soil? This science experiment measures what materials biodegrade.

Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

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

This science fair project idea investigates how the shape of an object affects drag.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot move in a pattern related to the sound and rhythm of music.

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!