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.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.

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.

Before digital cameras, before Polaroids, there was the original pinhole camera. Build a pinhole camera and see what true vintage photography looks like!

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!

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.

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

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.

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

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

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

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

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

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!

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

Try this chemistry experiment with your curious kid and get some "shocking" results!

Teach your child some scientific basics as you explore the densities of various liquids in this fun experiment.

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

Check out this fun science fair project idea to learn about seismic waves and how fast they travel during an earthquake.

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.