This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

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.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

Hatch a praying mantis egg case in a homemade habitat with your child's help! This is an amazing experiment in science and nature for kids of any age.

Learn about Ikebana, or the Japanese art of flower arranging, with your child while artfully arranging spring flowers!

Pair a planetarium visit with this fun art project that mimics the look of far-off galaxies.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

This biodiversity project examines the biodiversity in your own backyard.

This science fair experiment idea's objective is to understand the general concept of an acid and a base.

Learn how to make a weathervane with this fun and simple meteorology project for fourth graders.

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

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.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

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!

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

This activity is a great way to stretch the boundaries of your child's imagination and build up important critical thinking skills.

Nature is the greatest teacher, and you can help facilitate the lesson! Here's how to create a supply backpack to get your kid ready for science action!

This science experiment tests if dog saliva can really help heal wounds.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.