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

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

Teach your preschooler some physics that she can relate to with this fun and simple activity!

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

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

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

Why are some pennies shiny and others dark and dull? Find out with this cleaning copper coins experiment, which transforms dark pennies to bright ones.

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

Learn how to make marbleized paper with simple everyday ingredients in this fun activity! Your child will learn about oil and water while doing this project.

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.

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

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

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Invite your middle schooler to bungee jump ... with eggs! This experiment will demonstrate Newton's laws of physics in an entertaining way.

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

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

Bring back the groovy memories by making shrinky dinks using household materials, while learning about the science of plastics. Here's how to get started:

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

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

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

Illustrate the idea of light refraction with this exciting and mystifying experiment.

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

The purpose of this science fair project is to build a basic radio.

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

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

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

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.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!