Löwenzahn Season 3 Episode 7 Episode 7 ( Air Date 1984-05-13 ) Genre Family category. Overview "Each 30 minute episode is dedicated to a separate issue or theme and consists mainly of related short featurettes, which explain, explore and educate how things of everyday life and even complex systems work. It spans a wide variety of topics from technology and industry to something as mundane as how the postal service works.".