Arthur and the Real Mr. Ratburn

Arthur and the Real Mr. Ratburn (also called Arthur's Teacher Trouble) is Episode 2A in Season 1 and Episode 3 overall. It first aired September 9, 1996 along with Arthur's Spelling Trubble.

Plot
Arthur is entering third grade, in which there are three teachers. Mrs. Sweetwater, Mrs. Fink, and Mr. Ratburn. Mrs. Sweetwater and Mrs. Fink are both nice and fun. However Mr. Ratburn is the opposite, and he gives lots of homework. When Arthur and his friends up in Mr. Ratburn's class, they are sucked into a trance that lasted all day. They are assigned homework on the first day, but instead they want to find out more about their new teacher. They get confused when they hear Mr. Ratburn talking about "Boy Heads" and they suspect that he is up to something, and that he is out to get their heads. They find him at the circus showcasing a kid's puppet show. They realize in it all that Mr. Ratburn is able to do so much because he organizes his time wisely.