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

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!

The pinwheel is a simple toy that has been around for years and uses the wonders of the wind to spin it and delight kids of all ages!

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

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.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

This activity is a great introduction to polymer chemistry. It might seem complicated, but all you'll need is the material found inside of a baby's diaper!

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.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

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

Discover the force of water! This article provides step-by-step instructions for creating your own science experiment.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

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

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

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