Here's a breakdown of why:
* Lexile Measure: The Lexile measure for "To Kill a Mockingbird" is around 880L. This places it in the range of high school reading.
* Complexity: The novel features mature themes like racism, prejudice, and social injustice. It also uses complex language, symbolism, and multiple points of view.
* Target Audience: While the novel is often read by younger audiences, it's best suited for readers who are capable of understanding these complexities.
However, it's important to note that reading levels are just a guideline. A reader's individual experience and comprehension can vary widely.
Ultimately, the appropriate reading level depends on the individual reader's abilities and maturity. A motivated reader who enjoys complex narratives might find "To Kill a Mockingbird" accessible and engaging, even if they are younger than the typical target audience.