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

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

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!

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

Show your fifth grade scientist how to create a siphon using two buckets, plastic tubing, and water. Watch her astonishment as the water travels uphill!

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

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.

This science fair project idea produces varying pitches of sound.

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

Here's a fun and simple activity to introduce your child to surface tension, and pull an awesome stunt in the process!

Teach your child how butter is created by shaking up cream the old-fashioned way.

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!

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

Making your own glass cleaner is easy, effective and inexpensive!

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

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

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

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

Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

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