OpenStreetMap is a free editable map of the whole world. It is made by people like you. OpenStreetMap allows you to view, edit and use geographical data in a collaborative way from anywhere on Earth.
Free web-based education site with comprehensive features for teachers, students and parents.
Anyone can teach and/or learn using the system, whether it's at school, at home, or on the move.
Masters thesis on social software (e.g., blogs, wikis, social bookmarking services)...and how they support learning, knowledge management, and communities of practice.
Meatball is a community of active practitioners striving to teach each other how to organize people using online tools. Members here are either community managers or are building supporting tools; MeatballOutreach lists some of our affiliated projects. We