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

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

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.

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

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

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!

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

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

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

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?

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

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

I scream, you scream, we all scream for homemade spearmint ice cream!

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!

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!

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.

This project examines Newton's First and Second Laws of Motion with a bicycle and water balloons.

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

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

What happens when light hits a hard surface? Find out by conducting a simple light reflection experiment with your preschooler.

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

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