The Copper Kids is a series of young adult Christian fiction adventure novels by American novelist Frank Peretti. The series follows Jake Cooper, an archaeologist, and teenagers Jay and Lila looking for missing standing stones, ghosts and battling ancient evil forces.


Frank Peretti is an Canadian-American author of Christian fiction with supernatural themes. Frank was working at a ski factory when he wrote and published The Door in the Dragon’s Throat. He followed it up with This Present Darkness, which lasted 150 weeks on the Christian Booksellers Association’s bestseller list.