This document provides an overview of various Web 2.0 tools that can be used in the language classroom to engage students and promote interactive, collaborative learning. It describes tools for polls (Polleverywhere), social media (Twitter, Instagram), document sharing (Google Docs), multimedia (QuickTime, iPad, Vine), games/quizzes (Sporcle, Quizlet), visual content (Pinterest, Infographics), blogs, and more. Potential applications are outlined like having students follow news in the target language, participate in discussions, collaborate on projects, practice skills like speaking, writing and listening.