2nd - 4th 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 fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

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

In this science fair project, students make their own rain gauge to measure rainfall.

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!

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

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!

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

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!

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!

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!

Learn how to make a weathervane with this fun and simple meteorology project for fourth graders.

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.

Let your fabulous crafter use their favorite flowers, fruits and herbs to whip up a delicious perfume that they can proudly present to a friend or a loved one.

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.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.