This document discusses presentation tools available through Web 2.0. It provides examples of tools like SlideShare and 280 Slides that allow users to create and share presentations for free online. These tools offer advantages like increased collaboration, engagement, and learning through hands-on work. However, there are also potential downsides like security and legal concerns when using free software in schools. Overall, the document examines how Web 2.0 presentation tools can help students develop skills while removing barriers like cost but that districts would need to address privacy and permission issues.