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20 Best-Selling Children’s Books of All Time

"The Outsiders"
The Outsiders
The Outsiders
Image courtesy of Barnes & Noble

Author: S.E. Hinton

Copies Sold: 9.6 million


Written by a teen for teens, "The Outsiders" is a coming-of-age book penned by S.E. Hinton in the 1960s. The book's characters, particularly its narrator, Ponyboy Curtis, all struggle with teen angst and conflicting emotions.