Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

Water can go from solid to liquid to gas...but how does popcorn go from kernel to snack? Invite your first grade scientist to find out.

Build an electroscope, a simple device that measures static electricity, or the freely flowing electrical charges of the atmosphere!

Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water

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.

Here's an investigative activity in which your child will discover real-world names and uses for sugar and find out how it is hidden in many different foods.

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

Teach your preschooler some physics that she can relate to with this fun and simple activity!

Find out the differences (if any) in the frequencies of voices produced from a computer, from a phone, and directly coming out of the voice box of a human.

This kids' activity is fun to perform and impressive to watch. Plus, it's a great example of Newton's First Law of Motion at work.

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

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

Find out whether matching resonant frequencies can cause objects to shatter.

Here's a fun activity to reinforce the physics concept of stored energy for your middle schooler.

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

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

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

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

Teach your child about using pumps to move water in this simple and educational preschool science activity!

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

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

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

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?

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

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

For this activity your child will use the ready made glycerin base to create elegant rose petal hand soaps.