WAS IST WAS
WAS IST WAS (What is what) is the most well-known brand of the Tessloff Verlag publishing house and originally stood for a children and youth book series. In English-speaking countries, the name of the brand is How & Why. Also available WAS IT WAS Junior what is a book series only for young children.
| Links | https://www.wasistwas.de/home.html · German · https://www.discogs.com/label/989483-Was-Ist-Was |
Publisher Series 4
 | Was ist Was Band 8: Das Mikroskop und was es zeigt | Board Book |
 | Mi micsoda, 2. kötet: Galdiátorok | Hardback |
 | Mi micsoda, 14. kötet: Macskák | Hardback |
 | Mi micsoda, 44. kötet: Az ókori Róma | Hardback |
