The ability to overlay digital content and information onto the real world, using triggers like images and locations opens up a world of rich learning opportunities. Students are using Augmented Reality to make their artworks interactive, solve complex mathematical problems, interact with planets in the solar system by scanning an image, make their textbooks come alive, or engage in interactive treasure hunts in their playground or campus.
http://www.teachthought.com/technology/augmented-web-simplifying-augmented-reality-in-education/