The display shows one of 100 library 'books' containing both text and pictures.
This 'book' is being displayed either as a result of 'Help' being clicked while trying to answer the question, or because the question was answered incorrectly. All the necessary information to answer the question is in this 'book'.
To return to answering questions, simply click on exit. Note however, that the question returned to is unlikely to be the one that has just been left. The previous question will be asked again later, so encouraging the retention of the information read from the 'book'.
