The document summarizes the story of Melody, a special needs girl who cannot speak but is able to communicate using a new computer. It then provides biographical information about Leif Erikson, the first European explorer to reach North America. The document compares and contrasts Melody and Leif Erikson. It then presents two hypothetical scenarios where Leif Erikson suddenly appears in the present day and becomes a new student at the narrator's school, eventually becoming friends with the narrator.