This document discusses using wikis in the classroom. It defines wikis and Web 2.0 as collaborative online tools that allow users to actively create and edit content. The document provides examples of how teachers can use wikis for class materials, assignments, projects and communication. It also introduces other Web 2.0 tools like Voki, GoAnimate and DoInk that can be used alongside wikis to create more engaging lessons. Overall, the document promotes using wikis and Web 2.0 applications to encourage student collaboration, interaction and participation.