Klett has moved to an "Augmented" model. If you buy the physical book, you scan the pages with the free Klett Augmented app. Your phone or tablet then plays the audio, videos, and interactive exercises directly on top of the printed page. This is superior to a static PDF.
The Lehrerhandbuch (teacher’s manual) contains answers. A quick search for "Netzwerk Neu A1.2 Lehrerhandbuch PDF" might be tempting, but try to complete exercises without it first. Only check answers to correct patterns of mistakes. Netzwerk Neu A1.2 Pdf
Netzwerk Neu A1.2 is the second half of the beginner-level (A1) German language coursebook series published by Klett-Langenscheidt. It is one of the most widely used textbooks in Goethe-Institut courses, integration courses, and university language departments worldwide. The "Neu" designation indicates it is the updated version of the classic Netzwerk series, modernized to fit current teaching methodologies and the revised Goethe-Zertifikat A1 exam format. Klett has moved to an "Augmented" model
The PDF version refers to the digital format of the Kursbuch (Coursebook) and often includes the Arbeitsbuch (Workbook) and audio files. This is superior to a static PDF
A fixed PDF lacks audio—and for A1, listening is 50% of the exam (Goethe/OSD). So combine the PDF with these free resources: