AP HUMAN GEOGRAPHY DIGITAL TEXTBOOK: MIKE BUSARELLO

"A recently-released online tool enables Californians to see where they stand on a “human development index” – a composite measure of health, knowledge and standard of living developed by the American Human Development Project of the Social Sciences..." 

This is cool.  Instead of aggregating the data at the country level and comparing countries, we can see differences in local levels of human development.  Students see patterns of socio-economics and development vividly, and in an intensely local way tailored to their regional frame of reference.