The material is specifically aligned with the requirements of the Zertifikat Deutsch (B1 level exam). Content and Use Cases
There is of this textbook. The most current edition (as of 2025) is the revised edition from 2018 or the "Fördern und Fordern" version. If a file is labeled with a random number like 25, it may be a scan of an older edition (2007) missing newer exercises. Klipp Und Klar A1 B1 25.pdf