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

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

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?

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

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

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.

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!

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

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."

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.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

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.