Secret Coders: The Complete 6 Book Boxed Set : Secret Coders, Paths and Portals The Secret Coders: The Complete 6 Book Boxed Set is a captivating series by Gene Luen Yang, featuring illustrations by Holmes, Mike. This boxed set includes all six books in the Secret Coders series, providing readers with a thrilling adventure filled with mystery, detective work, school activities, and digital media themes. Perfect for young readers who enjoy engaging stories and exciting plots, this box set is a must-have for fans of the genre.