<human>: What are some of the most popular teen books?
<bot>: Some of the most popular teen books include Harry Potter and the Sorcerer's Stone by J.K. Rowling, The Hunger Games trilogy by Suzanne Collins, The Giver of Stars by Jojo Moyes, Divergent by Veronica Roth, The Fault in Our Stars by John Green, and The Outsiders by S.E. Hinton.