From Mrs. Krabappel on "The Simpsons" to Mr. Kotter from "Welcome Back Kotter," check out some of the most memorable TV teachers.
Mr. Kotter from "Welcome Back Kotter," played by Gabe Kaplan
U.S. Army Signal Corps
Warner Bros. Television
iStock / eyecrave
Franco Origlia/Getty Image
Mike Coppola/Getty Images
Courtesy of NOAA/Institute for Exploration/University of Rhode Island
David Shankbone/Wikimedia Commons
Spencer Platt/Getty Images
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