Meet the Coding Club of Wheatley Middle School! Super-smart Marco Martinez loves creating new gadgets and writing up code to go with them. Spirited video game programmer Ava Rhodes can’t wait to make her own game. And trickster Grady Hopkins is filling his first website with all his favorite jokes. When mysteries abound at Wheatley Middle School, can these three coders use their skills to crack the case and build a friendship at the same time?