The PIWI books (print versions) of the German-language 4th edition and of the English-language 1st edition are unfortunately all out of print. It is possible to register on waiting lists or to download a PDF version. We offer also a French-language version for download since October 2020.
If you are interested in translating the book into other languages and would like to help us, please contact us here. A Dutch and Spanish version of the book is currently in progress.
Waiting lists
If you are interested on the print versions you can register here for a waiting lists on our German homepage:
Download PIWI-Books
The PIWI books can also be downloaded as a PDF document.
- Download German-language edition PIWI-Book (German, PDF, 10 MB)
- Download English-language edition PIWI-Book (English, PDF, 16 MB)
- Download French-language edition PIWI-Book (French, PDF, 29 MB)
- Download special 5th edition Berlin (German, PDF, 10,2 MB)
Impressions from the book
The Pool-Cleaning-Robot PIWI (Pool-Intelligent-Water-Inspector) PIWI 3.14 keeps his pool clean and ship-shape and is quite happy. However his friend, Wilma the cat, confuses the issue when she tells him what the next stream looks like. The two of them get on their way to sort things out.