This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

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

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

This classic children's game demonstrates how sound travels through air vs. through a solid.

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.

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

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

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.

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.

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.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his 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!

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.

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.

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

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

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

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.

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!

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

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

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

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.

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

Engineers in training can get started with this simple wheel-and-axle construction activity.

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

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

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

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

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