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.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

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

Teach your first grade scientist the difference between liquids and solids using maple syrup.

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

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

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

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

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

This science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.

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

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

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.

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!

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.

It's easier than you think to make homemade play dough -- just a few pantry staples makes a natural version of the toy that kids have loved for generations.

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.

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

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

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

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

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.

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