You don't have to have a Twitter account to follow educators and colleagues in your field or to see what is going on instantly during major events - sports, major political speeches, catastrophes, etc.
Simply find a Twitter hashtag that you would like to search - i.e. #edchat. Type the hashtag into the search and instantly you can follow conversations and chat about your particular search.
Practical Use: This is a great feature for searching new ideas, lesson plans, or classroom activities from other professionals from around the world in your related field without the need of a Twitter account; or when you want to follow a major event and see comments or links to other web pages from around the world. This will also serve as a great means for collecting Twitter names to follow on your own Twitter account.What is Twitter and how does it benefit me? What is a Twitter hashtag and how does it work?What is Google Realtime?
Simply find a Twitter hashtag that you would like to search - i.e. #edchat. Type the hashtag into the search and instantly you can follow conversations and chat about your particular search. 
