In her blog Canadian teacher, Lisa Noble, lists three very different ways Twitter made a difference in her life.  1) Among her peers she was able to stay connected with the latest labor union news.  2) In her class the students are able to view real-time images and information feeds sent from astronaut Chris Hadfield’s during his amazing space expedition. 3) After hearing about a science project, through her Professional Learning Network (PLN), Lisa tweeted about the need to find a less expensive alternative for materials her family could use to create electrically powered inventions. You may be surprised at how “tweets” rewarded her. Click here to read more.