In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

This surprisingly good glue recipe comes from common kitchen items.

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.

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

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

Help your own young scientist tackle the wonders of static electricity from the comfort of his own home!

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

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

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

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

This science fair project idea explores whether talking to a plant will help it grow.

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!

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

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

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

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

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

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!

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.

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

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

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.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.