Apps are a familiar part of many kids' lives, but do they know what it takes to design and create them? Readers are introduced to many of the different career paths within the world of app design--from the development stage to the backend work. As they explore the ins and outs of each job, they deepen their understanding of how STEM concepts are applied in the professional world. Fact boxes, illustrations, and photographs are included as part of the colorful and creative design. In addition, a quiz matches readers with the app design career that's right for them!