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

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

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

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.

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.

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

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

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

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

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

Is your child a young ornithologist in the making?

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

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

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

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

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!

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.

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

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

This clay "painting" activity encourages and supports creative development and critical thinking skills.

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

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.

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 year on Mother's Day, try this gift project that brings together an appreciation for gardening with a hands-on lesson in art history.

Who needs paint, glitter, or crayons when you have natural art supplies right outside your front door?

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.

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

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

Take to the air with science by experimenting with helicopter seeds right in your own backyard!