Each book features 18 units that focus on 18 National Geography Standards, including:
How to use maps and other geographic representations
The physical and human characteristics of a place
The characteristics and spatial distribution of ecosystems on Earth's surface.
The process, patterns, and functions of human settlement.
How human actions modify the physical environment.
How to apply geography to interpret the past.
The accompanying CD-ROM contains the reproducible student pages and reference maps in PDF format.