In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

Is your child a young ornithologist in the making?

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.

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

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

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

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

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

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

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

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

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

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.

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 can use leaves and grass to create his own outdoor art in celebration of Earth Day...all he needs are is the great outdoors and some creativity!

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.

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

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

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

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

What better way to celebrate spring than with a fabulous flower party? Pack the day with fun flower activities and treats for a truly springalicious event!

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

If your mom likes flowers, make her a sweet gift that she'll treasure with this fun craft, a pretty Pressed Flowers Card!

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

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

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

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

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.

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!

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.