This session shared various apps that could be used in the classroom. The presentation was given by Alice Christie from http://alicechristie.org/. She shared how to find good educational sites without doing a search on the iTunes store. She stressed the importance of using apps for creating, communicating, collaborating, critiquing, and contextualizing.
You can find the list of apps from Dr. Christie at the link below that includes apps for elementary, middle, and high school: