Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

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

Create a brush pile to help wintering wildlife stay warm and cozy through the winter.

Is your child a young ornithologist in the making?

Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.

Help your child make a beautiful homemade sandcastle that will last!

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

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

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

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

Help your kindergarten science maven explore the water cycle without getting everything wet.

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

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

Your child will create her own falling snowflakes using white paper and glue them over a tree, so it appears as if they are falling from the sky.

Let your second grader pay homage to an ancient Olympic tradition with this modern day Olympic wreath!

Before Twitter, birds were the ones tweeting, not humans. Have your child discover the magical sounds of nature while recording birds around his neighborhood!

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.

Recreate the fantastic phenomena of solar eclipses with your child using just a flashlight, a quarter, and her very own face!

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

Create your own cloud with an activity that will explain how important concepts such as evaporation, condensation, and precipitation work.

This Valentine's Day, pair up science and crafting with this simple crystal formation project that's sure to bring a little love into your home.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

Slip some science into storm watching with a homemade rain gauge!

This will encourage your child to utilize their observation skills, develop aesthetic awareness, build artistic drawing abilities and learn about the seasons.

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

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

Help your child celebrate the summer and the sun by making a sandy seascape.