Duck and Cover

This film, a combination of animated cartoon and live action, shows young children what to do in case of an atomic attack. The film opens with "Bert the Turtle" wobbling down the street and singing a song, "Duck and Cover." When there is a bright flash, Bert immediately ducks into his shell covering. The narrator explains that when there is a bright flash -- brighter than the sun -- children should follow Bert's example. The film shifts to a classroom of first or second grade youngsters who are