In Spain, activity books for adults are becoming a huge sales success, combining traditional pastimes, pop culture and varied puzzles in a single product.
The Murdoku phenomenon exemplifies this trend, representing the growing demand for leisure activities that do not require screens and electronic devices.
These books offer a fun way to train the mind, attracting adults seeking cognitive stimulation in a relaxed way.
The success of these products reflects a shift in entertainment habits, with many people opting for analog activities that combine fun and mental exercise.
