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!

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

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

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

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!

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

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

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

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

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

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.

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

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

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

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

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

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