3rd - 5th Grade Earth and Space Science Science Projects

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

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.

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.

In this science fair project, students make their own rain gauge to measure rainfall.

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