This high fantasy adventure book is the third book in the “The Lord of the Rings” series by J.R.R. Tolkien and was first published by Allen & Unwin, a former British publishing house.
The Return of the King is often read by kids 12 and up. The age range reflects readability and not necessarily content appropriateness.
Boundless.org, a ministry of Focus on the Family for young adults and newly married couples, has written an article that offers insight into this series: The Lord of the Rings
Book reviews cover the content, themes and worldviews of fiction books, not their literary merit, and equip parents to decide whether a book is appropriate for their children. A book's inclusion does not constitute an endorsement by Focus on the Family.