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.

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.

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.

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

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

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 easy at-home experiment is a great way to "see" science.

Help your fifth grader embrace the roots--literally--of Mother's Day by growing carnations to honor mothers in you family's history.

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

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