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!

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

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.

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.

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

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

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.

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

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

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

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

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

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

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

This classic children's game demonstrates how sound travels through air vs. through a solid.

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

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

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

This science fair project idea produces varying pitches of sound.

This science fair project idea explores whether talking to a plant will help it grow.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

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