• ABCmouse.com

    With 5,000+ interactive books, educational games, puzzles, and other learning activities, ABCmouse's award-winning online curriculum is an invaluable resource for young learners (ages 2-7+). From Age of Learning, Inc

  • AR Book Find

    Searching for books with a corresponding AR Quiz is easy with AR BookFinder. Students, teachers, parents, and librarians can search in English or Spanish using criteria such as ATOS book level (or ATOS 2000), interest level, title, author, fiction/nonfiction, subject, award-winners, state lists, CCSS Exemplars, and more. There is no easier way to find books that are both appropriate and interesting to individual students. With more than 160,000 AR Quizzes—over 70,000 nonfiction—kids will never run out of books to read.

  • Lexile

    A Lexile measure is a valuable piece of information about either an individual's reading ability or the difficulty of a text, like a book or magazine article. The Lexile measure is shown as a number with an "L" after it — 880L is 880 Lexile.