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.

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

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!

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

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 physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

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

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

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.

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

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.

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

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!

Engineers in training can get started with this simple wheel-and-axle construction activity.

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!