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

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

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!

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

This science fair project idea produces varying pitches of sound.

This science fair project idea experiments with spinning color wheels and optical illusions.

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

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

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

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.

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

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

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

Teach your child how butter is created by shaking up cream the old-fashioned way.

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

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

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

Here's a fun and simple activity to introduce your child to surface tension, and pull an awesome stunt in the process!

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

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

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

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

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

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.

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

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.