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

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

Make your own greenhouse - out of a balloon! Your child will learn how greenhouses work as they plant radish seeds and watch them grow.

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

Kids are sure to be entranced by the magic of the ocean when they create their very own ocean in a bottle.

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!

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

Show your child the solar system and let them explore the stars and space by creating a painting. It's a fun and easy way capture your child's imagination.

Grow borax crystals and get your child excited about Earth science with this crafty science experiment.

Some fossils have been been preserved for billions of years! Help your kid understand how fossils are created and preserved with this crafty project.

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

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

In this activity, your child will make her own "quicksand" to better understand how a substance can be both fluid and solid at the same time.

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

In this activity, your kid has your permission to get his socks nice and filthy. In fact, it's a necessity, because those socks are going to make a garden.

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

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

Introduce your child to preliminary science concepts by challenging them to do this fun and simple cloud observation activity.

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

Help your child make a beautiful homemade sandcastle that will last!

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

This simple experiment serves as an introduction to the greenhouse effect.

This plaster fossil activity is a fun supplement to preschool science. Use plaster to make imprints of your child's handprints, footprints and other objects!

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

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.

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

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

Is our water polluted? Help your young scientist understand the importance of taking care of the environment with this simple experiment.

Challenge your young dinosaur lover to examine dinosaur footprints and then create their own dinosaur fossil in this hands-on activity.