Web 2.0, the term coined for the next generation Web, moves the Internet from being simply web sites and search engines to a shared network space that offers students a place to publish and broadcast their own writing, collaborate on projects, and engage in conversations. Students with their mobile and non-mobile devices are always online and connected to one another and to the Web. Blogs, one of the first traces of Web 2.0, displays the Web 2.0 principles of interactivity, user participation, and collective intelligence. In a few short years, blogs have grown into an exciting medium for individuals to express their opinions, participate in an online community, communicate ideas, share relevant information, and document important events as they happen. This article provides the what, why, and how of blogging. It also presents a list of school library blogs and school librarians' professional blogs.