What new things do we learn about the Ewell family in To Kill a Mockingbird?

has
already revealed some information about the Ewells before the start of the trial. We know
thatconsiders the family "the disgrace of Maycomb for three generations," and that
they live in a decrepit house by the dump. Young Burris is a filthy child who shows up on the
first day of school ridden with lice and then curses the teacher before walking out of the
classroom. But in the courtroom, she gains a new perspective about Bob and Mayella. When Bob
tells the packed courtroom that Tom was "that...