El enigma de la gran roca

Alonso Mendoza Liwayway writes engaging mystery stories, including his well-known book, "El enigma de la gran roca." Readers enjoy his clear style and the clever puzzles he creates in his plots.

Jennifer Chambliss Bertman is the author of the Book Scavenger series and other mystery novels for middle-grade readers. Her stories center on puzzles, hidden codes, and literary history.