: The series is frequently compared to classics like Nancy Drew , the Hardy Boys , and the Boxcar Children for its fast-paced, "rip-roaring" adventure style. Ava & Carol Detective Agency (Books 7-9)
: The books are designed for children aged 8–12. Ava y Carol_ Agencia de Detecti - Thomas Lockha...
: Stories often integrate real-world investigative tools, such as mobile apps, the internet, and hidden cameras. : The series is frequently compared to classics
: Set in Tempest, Maine, the girls explore the home of a rumored witch. the Hardy Boys
: A Christmas-themed investigation into a supposedly haunted house and a string of local robberies.