It remains a publishing success, with more than 1 million copies sold in 62 editions, and is cited as one of the great novels of Brazilian children's literature.
[1] In 2006 it was published in Spanish under the title El Crimen del Genius.
It was adapted for film in 1973 by Tito Teijido, entitled O Detetive Bolacha contra o Gênio do Crime.
This article about a mystery novel for children first published in the 1960s is a stub.
You can help Wikipedia by expanding it.See guidelines for writing about novels.