This document discusses how technology is changing education through tools like social networks, RSS feeds, blogs, and mobile learning. It introduces the concept of a personal learning network (PLN) and recommends tools to build a PLN like Twitter, Facebook, LinkedIn, and Diigo for social bookmarking. The document provides overviews of RSS feeds, social bookmarking with Diigo, and mobile learning. It encourages the reader to choose one area like Twitter or social bookmarking to develop their PLN over the next month by connecting with at least five new teachers through sharing ideas and resources.