Jasmine wants to make a difference in her community, but sometimes she feels like a little girl in a big, big world. She feels helpless in the face of the problems she sees around her, like homelessness and kids skipping school. But when she begins taking small steps to solve these problems, and recognizes the power of her BIG personality, the impact she makes may surprise even her.

The authors of this story are part of an innovative program run by Reach Incorporated. Reach develops grade-level readers and capable leaders by preparing teens to serve as tutors and role models for...