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How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

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 project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

Invite your third grader to do taste test science to observe how a strawberry tastes when it is paired with various condiments. The results may be surprising!

How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

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!

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

Make a lei and bring a touch of the tropical lifestyle into your home!

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

Help your child measure breezy weather in her environment by making a wind vane for kids, a simple version of the classic scientific measurement tool.

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

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

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

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

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

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.