Janusz Korczak has written at least 4 books. Their most popular book is Król Maciuś Pierwszy with 3 saves with an average rating of 4.5⭐.
They are best known for writing in the genres Fantasy, Young Adult, and Classics.
Polish physician and writer
Series
1 primary bookAuthored 100% of series
Król Maciuś is a 1-book series first released in 1923 with contributions by Janusz Korczak.
Series
1 primary bookAuthored 50% of series
100/XX is a 1-book series first released in 2014 with contributions by Janusz Korczak, Teodor Tomasz Jeż, and 48 others.