The Zack Files is a series of children's books written by Dan Greenburg. The series follows the adventures of a young boy named Zack who encounters various supernatural and mysterious events. Each book features a different story, often filled with humor and unexpected twists. The series is aimed at readers aged 8 to 12 and combines elements of fantasy and comedy. With engaging plots and relatable characters, the Zack Files encourages young readers to explore their imaginations while addressing themes of friendship and bravery.