How have Earth's Systems (biosphere, geosphere, atmosphere, hydrosphere) shaped Frederick County?

Explore Frederick County with Rocko! This PowerPoint or Google Slides presentation is filled with information about where we live and how Frederick County has changed over time.

(Note to teachers - this tool was designed to accompany a geology lesson from an older unit. Despite being dated, the lesson is still applicable today to the history, economics, and geology of Frederick County. See below for the full lesson plan.)