What happens when colored beams of light mix? You might be surprised.

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

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

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

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

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

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

Learn how to make marbleized paper with simple everyday ingredients in this fun activity! Your child will learn about oil and water while doing this project.

This fun marbled paper craft uses things you're likely to have around your house, and it teaches kids some simple chemistry too!

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

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.

Got a young scientist at home? Try this project with him!Create your own molecule design with this home-made clay recipe and some toothpicks!

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

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

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.

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

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

Start thinking about how the internet works by assembling an Ethernet cable of your own!

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

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

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.

Bring back the groovy memories by making shrinky dinks using household materials, while learning about the science of plastics. Here's how to get started:

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.

How fast does light travel in different mediums? Kids conduct a cool refraction experiment in materials like water and air for this science fair project.