Interesting site with ideas, resources and how to's about blogs, iPads and twitter. Click on "Resources for Twitter" for the educational hashtag dictionary.
I learned about this site from a tweet (thanks to my new and recent Twitter account). There's every type of graphic organizer you could ever dream of brought to you by Holt Publishing.
There is some interesting information here but I am not sure if the site is being maintained. I loved the Why Connect movie - especially when the showed the word "passion" and inserted a "t" after the i... Pass it on... I am totally stealing this for a book promotion I am doing. The site was running slowly so I am going to try to check out more later.