OpenGlobe - Open data, open maps.

Looking for instructor resources that you can use in your own classroom or internal training purposes? There are a number of exciting initiatives geared towards the creation of teaching materials that can be used and accessed by instructors. Here are just a few:

[OpenGeoportal](http://opengeoportal.org/)
[Teach GIS](http://www.teachgis.org/)
[Spatial Demography Resources](http://gispopsci.org/)