Unlike adult comics, children's comics generally don't contain material that could be considered thematically inappropriate for children, including vulgarity, morally questionable actions, disturbing imagery, and sexually explicit material.
[1]: 7 In some places, this can be enforced through legal or industry bodies, such as the Comics Code Authority in the second half of the 20th century in the United States.
[1]: 7 Charles Hatfield claims that one of the common characteristics of children's comics is "cuteness".
[2]: 127 Traditionally, comics were often intended for children, and are still often considered less "serious" than books, but this perception, and their target audience, has been gradually shifting, leading to the growing popularity of the adult comics.
[8][9][10]: 155 In Poland, classic children's comics include titles such as Pan Kleks, Tytus, Romek i A'Tomek and Kajko i Kokosz .