This story tells about the journey of Music Box in a small German town, from a dusty attic of an old house to a museum in Berlin. The app was designed by a child psychologist. The narration alternates with educational tasks and fun mini-games which develop brain functions in kids (logic, spatial intelligence, memory and attention), with 4 levels of difficulty. The game is targeted at preschoolers and kids in elementary school (6-9 year olds). Type of tasks: recall the positions of portraits in the family tree; find a city on the map; pick an object according to a set of parameters; memory game; puzzles; find hidden objects and many other tasks. The app supports 15 languages: English, Russian, German, French, Spanish, Brazilian Portuguese, Italian, Dutch, Japanese, Swedish, Danish, Norwegian, Polish, Czech and Turkish.