From www.youtube.com - February 4, 2012 7:37 PM

Millions of students search the Web for learning daily, but finding good educational materials, making sense of the search results, understanding what's important...InstaGrok retrieves educational materials in multiple formats; identifies key concepts and terminology; helps visualize relationships between concepts; displays definitions of terminology; finds expert users on online forums and more...check it out at http://www.instagrok.com/