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.

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

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.

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

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

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.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

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

Pair a planetarium visit with this fun art project that mimics the look of far-off galaxies.

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.

Celebrate autumn with a seasonal bash. Welcome the fall with a festive party for your little one and her friends, full of crafts, snacks and fun games.

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

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 Ikebana, or the Japanese art of flower arranging, with your child while artfully arranging spring flowers!

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!

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

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.