Episode Title:Charlene's Flat World.Episode Description:When given a school assignment to come up with an original idea, a panicked Charlene is visited by a Muse who mistakes her for Nicolaus Copernicus and tells her that the Earth is round, not flat. After giving her report, Charlene is arrested by the Police Classroom Squad and tried for heresy. Robbie tries to help by appealing to Mr. Pulman, but he, too, is arrested. After being found guilty, a confident Charlene asks that she and Robbie be thrown off the edge of the flat world as sentence, knowing its impossibility and proving her right.