Short film with the librarian and the girl?

Um, 1 week ago I saw this film with this librarian, and this girl who was doing really bad in school, and said to her guidance counsleler, my life is over. then she appears in a library, and the librarian dopped the susan b anthony coin and when she went to pick i up she appeared in susan b anthony's time, and shes in court where susan was, and etc. its a movie about susan b anthony, WHAT IS IT CALLED? please help????????????????????