This document introduces key concepts of Web 2.0 and provides examples of how Web 2.0 applications can be used for education purposes. It defines terms like blogs, wikis, tags, and widgets. Examples discussed include using Google iGoogle to create a personalized page for classes, setting up a social network on Ning, using Twitter to communicate with students, showing educational videos on YouTube while empowering student use, and using Moodle as a course content platform. The document encourages educators to explore Web 2.0 tools and curate appropriate applications for enhancing learning.