You can look up a book's reading level by simply searching for the title in our online catalog, clicking on the name of the book, and then scrolling down to the Lexile or AR information.
You can also search for books by reading level:
To search by Lexile measure, start here.
To search by AR or ATOS range, start here.
Browse our AR Booklist of Early Readers
Accelerated Reader (AR)
Accelerated Reader levels are listed using the following formula:
- Interest Level : LG (Lower grades K-3); MG (Middle grades 4-8); MG+ (Middle grades 6-8) or UG (Upper grades 9-12)
- Book Level
- Points available
- Quiz Number