Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

Create a self-portrait from natural materials in this collage craft activity!

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

Does your child always demand to know why the sky is blue, how the sun moves across the sky, or where wind comes from?

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

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

This project examines whether playing music during class helps students learn or if it distracts students from learning.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

Science fair project which teaches you how to make your own homemade glue by combing curdled milk with baking soda.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

In this activity, your kid will watch coal turn into crystals right before her very eyes, and learn some science along the way!

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

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.

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

Make all-natural dye from vegetables to create gorgeous homemade play-silks!

Construct batteries that make electricity from fruits with this fun science fair project.

This project compares the strength of one, two, and three-ply toilet paper.

Discover whether cold or hot water from the faucet will boil faster on the stove.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

This second grade arts and crafts activity is all about caterpillars emerging from their cocoons as butterflies.