What it is: Stixy is a fun and easy way for students and educators to collaborate online.  Stixy reminds me of Wallwisher, but has many more options for sharing.  Start out with a blank virtual bulletin board.  Use the Stixy widgets to add content or functionality to your board, positioning them anywhere.  Users can add notes, photos, documents, or to-do items.  After content has been added to a board, it can be shared with others of your choosing.  Those that have been invited to the Stixy board can be given permission to add content, upload, or edit. How to integrate…