This document discusses the evolution of the web from static Web 1.0 to more dynamic and collaborative Web 2.0. It defines some key aspects of Web 2.0 like user-generated content and participation. It then explores how various Web 2.0 applications like blogs, wikis, photo and video sharing, and social bookmarking can be used in educational settings to promote student-centered, collaborative learning. Examples are given of specific Web 2.0 tools for tasks like creating online documents, bibliographic management, and creating personal learning networks. Both the opportunities and potential challenges of using Web 2.0 in the classroom are mentioned.