2nd and 3rd Grade Earth and Space Science Activities

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

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

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

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.

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

Make a spring collage with your child to get them outside and those creative juices flowing!

This weather spinner will improve observation skills by encouraging children to examine and track weather details and patterns.

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!

Enjoy those warm spring and summer nights with your child while teaching some basic astronomy at the same time.

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

Make a wish upon a tree with this craft that also helps your child learn more about Chinese culture.

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

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

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

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

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

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.

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

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

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

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

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.

You don't need to wait for rain to see a rainbow. Make one yourself, and teach your child about light and weather in the process.

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

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.

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.

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

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!

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

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