Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

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!

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

Here's a science activity that lets a first grader use an empty dish detergent bottle to create his own fountain as he explores air pressure.

Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.

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

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

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

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

This experiment investigates whether there are certain sounds that affect men and women differently

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

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!

Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water

This project determines what percentage of test subjects react adversely to the sound of fingernails on a chalkboard and explores their physiological responses.

In this project students determine which instruments composers use to create birdsongs and birdcalls in classical music.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

Here's an investigative activity in which your child will discover real-world names and uses for sugar and find out how it is hidden in many different foods.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

Does your child know that salt water conducts electricity? This simple experiment will show how salt water acts as a conductor to electrical currents.