Perfect for fans of The Babysitters Club and anyone interested in computer science, this book by New York Times bestselling author Stacia Deustch is published in partnership with the organization Girls Who Code Sophia and her coding club BFFs have the best time together. Sure, they work on coding projects, but mostly they gossip about crushes, eat cookies, and do totally silly impersonations. Now they're about to participate in their first hackathon--a...