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.

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

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

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

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.

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

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

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

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

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

There are hundreds of properties in rocks which you can describe, so get your geology goggles on and get ready to rock your child's science skills.

Are you looking for an out-of-this world activity that's both fun and educational? This solar system garland is a great way to introduce your child to astronomy.

Teach your fifth grader about the wonders of wind by making and observing this winter wind chime.

With a clear bottle and a few plastic straws, you can easily make a hummingbird feeder and demonstrate the effects of atmospheric pressure 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!

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.