This document discusses using Twitter in education. It provides statistics on Twitter such as there being over 106 million total accounts and 300,000 new accounts daily. It explains how Twitter can be used for personal learning networks, ideas, discussions, networking, and sharing real-time information. Guidelines are given for effective use, such as using your real name, creating a professional learning community, interacting, and using hashtags. Different realms of Twitter are identified as personal, professional, and growth. Recommended accounts to follow in areas like physical education and health are listed.