Explore scientific concepts with this experiment that introduces kids to the scientific method!

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.

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.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

In this fun activity, your child will create their very own solar oven to bake s'mores!

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

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

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.

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

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

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

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

Check out this mind-blowing experiment in which a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches!

How powerful is the reaction between baking soda and vinegar? Find out here!

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

This taste buds science experiment demonstrates how strongly our sense of smell controls what we taste.

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

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

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

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

Learn with makes water molecules work with this fun and easy science activity!

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

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.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.