The first predecessor of Audanika was programmed by David and Gabriel Gatzsche back in 1996. The setting is the computer science class at the Friedrich von Hardenberggymnasium in Greußen. Here, the task is to write software with Tubo Pascal. Gabriel und David bilden den Terzkreis ihres Vaters digital ab. Various exercises allow you to memorize the circles quickly. Listening exercises are also offered.