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Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

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

This science fair project idea produces sounds by creating vibrations using different objects.

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!

Here is a nifty science experiment using Epsom salts to make "frost" appear on a piece of glass.

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

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

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

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!

Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

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

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

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.

Teach your child some scientific basics as you explore the densities of various liquids in this fun experiment.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

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

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

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

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.

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

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

Take advantage of the fact that ink and water don't mix and introduce your kid to suminagashi, a Japanese form of art.