To honor the best books for young adults and children, TIME compiled this survey in consultation with respected peers such as U.S. Children’s Poet Laureate Kenn Nesbitt, children’s-book historian Leonard Marcus, the National Center for Children’s Illustrated Literature, the Young Readers Center at the Library of Congress, the Every Child a Reader literacy foundation and 10 independent booksellers. With their help, we’ve created two all-time lists of classics: 100 Best Young-Adult Books and 100 Best Children’s Books.

The Association for Library Service to Children (ALSC) is the world's largest organization dedicated to the support and enhancement of library service to children.

The Caldecott Medal was named in honor of nineteenth-century English illustrator Randolph Caldecott. It is awarded annually by the Association for Library Service to Children, a division of the American Library Association, to the artist of the most distinguished American picture book for children.

Children’s Literature has been reviewing children’s and young adult literature since 1993, when founded by librarian Marilyn Courtot. Over 100,000 reviews later, Children’s Literature still holds the largest collection of children's and YA book reviews in the reviewing industry.

The Children’s Literature Association (ChLA) is a non-profit association of scholars, critics, professors, students, librarians, teachers and institutions dedicated to the academic study of literature for children.

Full-text articles are available, with a 12 month delay, and can be searched by year through the EBSCOhost database.Critical evaluation, analysis or commentary for librarians, teachers, students, writers and interested parents on social issues reflected in books, interviews with authors and illustrators and accounts of classroom practice and experience.

Every Child a Reader is an award-winning, 501(c)(3) nonprofit organization that celebrates the powerful impact books have on young people through some of the longest-running and largest reading outreach programs in the country. We believe introducing children to the magic of reading is hero’s work. We support a diverse network of heroes — including educators, caregivers, librarians, and booksellers — by connecting book creators with communities, providing literacy tools and resources, and championing young people’s voices.

Magazine from the library catalog. Includes reviews of the best children's books published, articles about children's books, explorations of children's books from every perspective and news of the children's book world.

Comprehensive list of Newbery award-winning books of "The most distinguished contribution to American literature for children".

Provides lesson plans and free materials to encourage and support reading and language arts instruction.

The Children's Literature Research Collections, home of the Kerlan Collection, holds books, manuscripts, illustrations, comic books, story papers, and other materials related to the creation of historical and modern children's literature, including manuscripts and original artwork.

The Young Adult Library Services Association (YALSA) is a national association of librarians, library workers and advocates whose mission is to expand and strengthen library services for teens, aged 12-18. The Book Awards and Book/Media Lists links provide extensive information on resources for teens.