The purpose of this science fair project is to build a basic radio.

Is your child struggling with the principles of magnetism? Here's a fun activity to demonstrate polarity and understand the basic principles of magnetism.

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

This fun, think-outside-the-box activity introduces kids to gravity and other basic scientific concepts as they construct an impressive marble run!

In this cool science fair project, kids apply basic algebra to learn how to make a PVC pipe instrument while exploring concepts like frequency and resonance.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

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

What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

The goal of this science fair project is to assess the acidity levels of common food and household products using pH test strips.

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

How do people move pianos and heavy furniture into tall buildings? Show your kids some pulley potential with this simple household exercise!

This potato cannon activity teaches your middle schooler about the principle of Boyle's Law. Make a potato cannon and have a blast learning about science.

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?

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

Take the plunge into handcrafting with this neat and tidy soap recipe. Here's how to create your own personalized soap.

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

Get a cool and easy science fair project idea which helps high school students in understanding concepts behind the working of a microphone.

How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

Help your kindergarten scientist understand the concept of surface tension with this simple science experiment.

Try this chemistry experiment with your curious kid and get some "shocking" results!

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

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

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.

In this fun science fair project idea learn the difference between additive and subtractive color and why they are handled differently.

This kindergarten science activity will help her explore the changing states of matter which transform an egg from raw to soft to hard-boiled.

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

What is the Doppler Effect, or the Doppler Shift? The purpose of this science fair project is to determine how distance impacts the Doppler Effect.