One can easily become overwhelmed by the variety of Web 2.0 tools that are available online today. In order to effectively choose the appropriate tool, being aware of your intended instructional outcomes is key. To assist you in this search, educationally relevant Web 2.0 tools have been grouped into categories below, which are reflective of 21st century skills.
From the University of Houston College of Education
Via Dennis van oeveren, Tom D'Amico (@TDOttawa) , Jim Lerman