Scholar.com is an educational bookmarking service managed by Blackboard Inc.
which is a company that supplies software for the educational industry. Its feature set is pretty standard, all the stuff you can see with the bigger players on the web are displayed at the site, except that this is geared for learning. You can make and advanced search by tag, discipline or institution. If you want to use contents of the site you will need a Scholar account to create their own collection of bookmarks and the school must be a Blackboard subscriber. Once you’ve done that you have to browse other users’ bookmarks and subscribe to them via RSS. Moreover, there’s a bookmarklet for pulling in new items and you can also import bookmarks from other services. New features at the site include profiles with pictures, exporting, status updates, and interest tags. 
