Posted: February 23rd, 2010, 12:00pm EST
Web 2.0 tools, such as blogs, forums, news feeds, and collaborative platforms, have opened up an entire world to educators and students pursuing project-based learning (PBL). But how do educators allow their students access to all the benefits of these tools while ensuring that they are't exposed to materials that might be considered unacceptable for a school's network? One way is through the use of "smart" filtering.