In addition to students preferring the feel of a book, easy highlighting and note taking there is something more important they get from a book. "Students are able to build a physical map in their mind of where things are. Researchers say readers remember the location of information simply by page and text layout. The key piece of dialogue was on that page early in the book with that one long paragraph and a smudge on the corner. Researchers thing this plays a key role in comprehension."