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 science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

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

Instead of the traditional egg hunt, try this creative variation that will result in a beautiful Easter garden.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

Encourage local wildlife to settle down in your backyard with this adorable bird nest craft.

Take a closer look at the soil that surrounds us, and give your child a lesson in Geology 101!

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

This winter garden project is just about bomb-proof, and believe it or not, it might even make a great gift. So get craft happy with your first grader!

Discover whether a metal will expand under hot water.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

Grow these wheatgrass and alfalfa friends and watch their hair spring up in just a couple days!

Make "fossils" with your child to hide in the sandbox or at the park or the beach, to help your child explore his archaeological side.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

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

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

Let your young adventurer go bug hunting in the great outdoors with their very own bug net!

First graders are learning to think like scientists. What better place to start, then by raising tadpoles? This hands-on activity explores science in action!

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

In this activity, you'll send your kindergartener on a scavenger hunt to find sounds and create a sound recording. Here's how!

Make sourdough bread...and learn some colonial history and modern science in the process!

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

Get your child outside to observe the clouds, and get a fun exercise in science, writing, and arts and crafts! Here's how.

Here's a science activity to help your child investigate how seeds are designed to travel.

Help your child create a garden journal sketchbook as she observes and records the natural world through the changing seasons.

Boys might wrinkle their noses at the thought of gardening, but we guarantee they'll like this activity! Make a recycled terrarium full of bug-eating plants.