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.

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.

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!

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

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!

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!

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

A simple science experiment exploring the physics of water pressure that's been amazing people since Medieval times.

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

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

An home science experiment for older students that teaches about the science behind heat.

This science fair project idea produces varying pitches of sound.

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.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Show your child how and why the microwave works, while demonstrating just how strangely foods can behave while inside the crazy cooker.

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.

Bring the magic and mystery of the night sky to the light of day with this fun constellation art project!

Here's a fun science experiment that's refreshingly tasty too! Turn regular water into a tasty treat perfect for consuming on a hot day.

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

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