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

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

Before your treat your child (and yourself!) to a yummy snack, help her learn a little about Sir Isaac Newton's First Law of Motion!

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

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.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

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

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

Here's a fun science experiment that's refreshingly tasty too! Turn regular water into a tasty treat perfect for consuming on a hot day.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

What's the quickest way to separate salt and pepper? Let static electricity do the work! Your child will be fascinated by this simple experiment.

Introduce your child to the amazing, almost magical phenomenon of static electricity!

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

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

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.