City Light by Harry Mazer delves into the poignant journey of a teenage boy grappling with his identity after the end of a childhood romance and the beginning of a new relationship, aided by an unusual connection with a computer. The narrative explores the emotional landscape of first love, loss, and the introspective process of self-discovery. While the publisher lists an age range of 4-11, the themes of a 'teenage boy' losing a 'childhood sweetheart' and forming a 'new relationship' are more appropriate for the upper end of that range, specifically children aged 8-12, or even early middle schoolers. The 'loss' of the childhood sweetheart is likely a breakup or moving away, rather than death, making it accessible for this age group to process themes of change and emotional resilience. The emotional arc is one of gentle introspection, moving from a place of loss and uncertainty towards a hopeful embrace of new experiences and a clearer sense of self. This book is particularly suited for a child who is beginning to question their own identity, navigate the complexities of friendships and early romantic feelings, or process the end of a significant relationship. A parent might reach for this book when their child is experiencing a first crush, a first breakup, or simply showing curiosity about the emotional shifts that come with growing up. Parents should be prepared to discuss themes of changing relationships and self-discovery. Younger readers (8-9) might focus on the surface-level story of relationships, while older readers (10-12) will likely engage more deeply with the philosophical concept of identity. The inclusion of a computer as an aid in his new relationship offers a unique, perhaps dated, but intriguing element that sets it apart from other coming-of-age stories, providing a different lens through which to explore connection and self-expression.