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Editora Mähler

Two real kids.
Adventures that became books.

The Adventures of Hanna and Valentin grow out of the real trips of two curious cousins — turning every new place into a mystery waiting to be uncovered.

Discover the collection The story behind the books

A series inspired by real adventures


Hanna and Valentin series artwork

Hanna and Valentin are real. Cousins, travelers, curious by nature — every season they explore a new place together with their family. It’s from those real trips that the adventures in the books are born.

Forests that whisper forgotten names. Trains that vanish into mist on their way to stations that appear on no map. Lighthouses hiding ancient songs from the sea. Every story starts in a real place and turns it into a mystery only two brave — and very curious — kids can solve.

Read the real story →

8 books published. 20+ more on the way.

A collection built to grow — every new book takes readers somewhere new, always with Hanna, Valentin, and a fresh mystery waiting.

Short stories, fast pace

Short chapters and lots of dialogue — perfect for readers discovering the joy of reading on their own.

In English and Portuguese

Every adventure is published in both languages, for bilingual families and readers anywhere in the world.

Mystery with heart

Behind every secret, there is always someone — or something — that only wanted to be remembered.

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“Every book starts with a real trip. The rest — the mist, the ghost trains, the enchanted lighthouses — is the part imagination gets to write.”
— Raquel Frantz Mähler