Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

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

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

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

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

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!

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

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