This science fair project idea experiments with spinning color wheels and optical illusions.

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

How to test for acids and bases? In this activity you and your child can make your own indicator from red cabbage!

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

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.

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

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

This science fair project idea explores whether talking to a plant will help it grow.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

By using static electricity generated from their body, a child can cause a small fluorescent lamp bulb to light up!

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.

The purpose of this science fair project is to build a basic radio.

In this fun activity, your child will create their very own solar oven to bake s'mores!

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.