This document discusses using web 2.0 technologies in college. It defines web 2.0 tools as free online utilities that allow users to create, store, and share information on the web. It then describes the most commonly used web 2.0 tools in education, including SlideShare for sharing presentations, YouTube for hosting videos, and Twitterfall for viewing tweets in real-time. The document emphasizes that these tools provide quick and easy access to information for students on smartphones and tablets without requiring logins.