The Invisible Rules is the fifth book in the acclaimed Marcus's Journey series—a novel that doesn't just tell a story, but provides a practical framework for understanding and supporting neurodivergent teens through one of life's most challenging transitions: early adolescence. Follow 13-year-old Marcus as he navigates: The shifting landscape of middle school friendships The mystery of dating and romantic relationships The unspoken social hierarchies that dominate teen life The transition to high school and greater independence The journey from knowing he's different to accepting who he is But this isn't just Marcus's story—it's a guide disguised as a story. Every chapter demonstrates evidence-based strategies that parents, educators, and clinicians can implement immediately. Every challenge Marcus faces is one your student or child likely faces too. Every breakthrough shows what's possible with the right support.