The answer to the question of what kind of books boys generally liked to read varied from person to person. Different boys have different hobbies and reading preferences. They may like different types of novels such as fantasy, science fiction, history, reasoning, etc. Some boys might prefer to read literary works such as novels, poems, essays, etc. They might prefer to read books that can stimulate thinking and improve writing skills. Some boys might prefer to read practical books such as professional skills training, life encyclopedia, success studies, etc. They might prefer to read books that could help them improve their quality of life and work efficiency. In short, what kind of books boys liked to read varied from person to person, and it depended on their interests and reading preferences.