Ravensburger - Puzzle The Hidden World of Fair 4000p. Ravensburger Puzzles means puzzle fun in premium quality. Whether for beginners, advanced puzzlers, or professionals - there is the right number of pieces and the perfect motif for every puzzle lover. The puzzle pieces are distinctive and unique due to handcrafted punching tools. Decades of experience in puzzle production and a high quality standard make the hearts of puzzlers race and show how everything fits together. Here, passion is lived. Learning content: Motor skills, concentration. Game instructions in German, English, French, Spanish, Italian, Dutch.