Dive into the pulse-pounding world with these tech-savvy sleuths as four fearless teenagers team up to unravel complex mysteries that stump even the most seasoned detectives. Armed with an arsenal of cutting-edge technology drones that hover overhead, GPS tracking devices, complex intruder alarms, and covert listening devices, this group of young detectives demonstrates the power of teamwork and technology. Books 1-5 Smoke free home. Unopened Paperback