Internet Tool for Teachers
by Chan Chan
1. Blogging
1.1. Blogger.com
2. Social Networking
2.1. Risal.cite.hku.hk
3. Open Source
3.1. It is free
3.2. It is open
3.3. It has life
3.4. Examples
3.4.1. Moodle.org
3.4.2. OpenOffice.org
3.4.3. SourceForge.net