Puzzle Books
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In Potsdam wimmelts. Search-and-find picture book, puzzle design. Illustrations by Brigitte Kuka. Velle Verlag, 2026. ISBN 978-3-9823491-8-3.
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Das Luc Verlain Rätselbuch. 40 crime cases as logic puzzles, with Alexander Oetker. Atlantik Verlag, 2025. ISBN 978-3-455-02093-9.
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24 Days Escape: In 80 Tagen um die Welt. Escape Advent calendar book. Illustrations by Meike Schultchen. Frechverlag, 2024. ISBN 978-3-7358-5262-5.
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24 Days Escape: Sherlock Holmes und das schottische Seeungeheuer. Escape Advent calendar book. Illustrations by Bianca Meier, Daniel Leyva and Ellena Korth. Frechverlag, 2023. ISBN 978-3-7358-5149-9.
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Escape! English: Bloody Murder. English learner's book with escape puzzles, Level 1, with Ulrike Wolk. PONS, 2023. ISBN 978-3-12-562466-5.
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Escape! English: On the Dark Side. English learner's book with escape puzzles, Level 2, with Ulrike Wolk. PONS, 2023. ISBN 978-3-12-562467-2.
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Escape the Ring: Die Flucht der Gefährten. Escape puzzle book. Illustrations by Júlio César Petrini. Frechverlag, 2022. ISBN 978-3-7358-5064-5.
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Logika Berlin 1920. Puzzle book with 52 escape room puzzles, with Linnéa Bergsträsser. Illustrations by Christiane Behnke. Frechverlag, 2021. ISBN 978-3-7724-4534-7.
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Logika Adventskalender: London Agency 1960. Escape Advent calendar book, with Linnéa Bergsträsser. Illustrations by Christiane Behnke. Frechverlag, 2021. ISBN 978-3-7724-4560-6.
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Escape Manga: Lord Rutherfords Schatz. Manga-style escape puzzle book, with Nika Robin. Frechverlag, 2021. ISBN 978-3-7724-4982-6.
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Logika New York 1920. Puzzle book with 52 escape room puzzles. Illustrations by Christiane Behnke. Frechverlag, 2020. ISBN 978-3-7724-4994-9.
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Logika Hollywood 1980. Puzzle book with 52 escape room puzzles. Illustrations by Christiane Behnke. Frechverlag, 2020. ISBN 978-3-7724-4975-8.
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Logika Paris 1920. Puzzle book with 52 escape room puzzles. Illustrations by Christiane Behnke. Frechverlag, 2019. ISBN 978-3-7724-4933-8.
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Logika London 1850. Puzzle book with 52 escape room puzzles. Illustrations by Christiane Behnke. Frechverlag, 2019. ISBN 978-3-7724-4932-1.
International Editions
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Every Heist Ends in Murder. Mystery word search book. Quarto, 2026.
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The Killer Lives Here. Mystery word search book. Quarto, 2027.
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Elementare, Watson! Italian edition of Bloody Murder, with Ulrike Wolk, translated by Paola Slaviero. Vallardi, 2024. ISBN 979-12-222-0114-6.
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Escape! English: Bloody Murder. Hungarian edition of Bloody Murder, English learner's book with escape puzzles, Level 1, with Ulrike Wolk. PONS, 2024, ISBN 978-963-578-115-7.
Advent Calendars and Games
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Wordz up! Cooperative card game, with Daniel Danzer, Bernhard Lach and Uwe Rapp. Nürnberger Spielkarten-Verlag, 2026.
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Tatort Escape Adventskalender: O du tödliche Weihnachtszeit. Letter-based crime Advent calendar, puzzles for the story by Mani Beckmann. Franzis Verlag, 2026.
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Tatort Escape Adventskalender: Stille Nacht, letzte Nacht. Letter-based crime Advent calendar, puzzles for the story by Mani Beckmann. Franzis Verlag, 2025. EAN 4019631672575.
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Tatort Escape Adventskalender: Niemals vergessen, niemals vergeben. Letter-based crime Advent calendar, puzzles for the story by Mani Beckmann. Franzis Verlag, 2024. EAN 4019631672278.
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Pocket Quiz: Rätsel-Mix. 50 puzzle cards. moses. Verlag, 2023. ISBN 978-3-96455-231-0.
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KrimiAdventskalender: Das letzte Gericht. Crime Advent calendar in 24 letters, puzzles and story. homunculus verlag, 2022.
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CrimeLetters Adventskalender: Alarm in der Schokoladenfabrik. Customizable puzzle Advent calendar in letter form, puzzles and story. homunculus verlag, 2021.
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Logika London 1850 Adventskalenderbox. Puzzle Advent calendar with 24 cards. Frechverlag, 2020. EAN 4007742181246.
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Logika Paris 1920 Adventskalenderbox. Puzzle Advent calendar with 24 cards. Frechverlag, 2019. EAN 4007742181253.
Digital Projects, Events and Exhibitions
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6 ways of thinking. Interactive exhibition with six stations, concept and game mechanics. OpenSpace Heilbronn, 2026.
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Sherlys Spurensuche. Crime projection dinner, story and visual storyboard. engesser marketing, 2024.
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S-Cape-Room. Escape room for trainees and students, story and puzzle design. Sparkassenakademie NRW, 2024.
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Paranormal Connectivity 2. Interactive web series on TikTok, puzzle development. Vodafone, 2024. Winner of the Deutscher Digital Award 2024 in Silver.
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Democracy on Fire. Game show on democracy, concept and game development. Das Progressive Zentrum and Futurium Berlin, 2023.
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Tatort Game. Chat-based crime game, script and puzzles with Michael Glasauer. SWR, 2023. Winner of the European Digital Publishing Award.