First graders are learning basic addition and subtraction math facts. Practice in the sandbox with this fun outdoor math activity!

This simple activity is not only fun, it's also a useful way to organize children's closets — and offer kids some autonomy to boot.

This science project challenges students to take learned information about weather and climate control and apply it to come up with creative ideas of their own.

In this activity, find out who the flowers' "partners in crime" are by being a flower spy!

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

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

Science fair project that determines whether windmills can be designed so that birds will not feed on them. Will they discriminate between different patterns?

What better way to nurture your child's imagination than by making a fairy house out of materials found in nature!

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

Kids will love making clouds and learning how to make a water cycle model in this fun science fair project idea that explores evaporation and precipitation.

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