Secret Coders by Gene Luen Yang

Book cover for Secret Coders: The Complete Boxed Set

Bestselling, award-winning Gene Luen Yang is back with a groundbreaking graphic novel series about solving mysteries with computer programming!

Hopper and Eni are back in the second volume of the exciting new computer-programming series by New York Times-bestselling author Gene Luen Yang.

The coders are back in the third volume of the exciting new computer-programming series by New York Times–bestselling author Gene Luen Yang.

The coders are back in the fourth volume of the hit computer-programming series by New York Times–bestselling author Gene Luen Yang.