Most free PDFs of "Werkstatt A1" available on sites like Scribd, DocPlayer, or Russian file-hosting services are . These files violate copyright law. Publishers like Hueber, Klett, or Cornelsen (depending on who publishes your specific "Werkstatt" edition) spend years developing these materials.
This is the core material. It contains the reading texts, dialogues, images, and introductory exercises. werkstatt a1 pdf