A future technology in smartphones that will enable us to hold our camera up to an area and the phone will detect live the nearest cafes or toilets etc and information about them. This will work using GPS. It can also work for things and people.
Examples of using Aurasma (Augmented Reality) in the elementary music classroom to explore composers and listen to gifted young performers. Aurasma is free for iPad and web site. Video examples included. QR codes... so last year! :)