Test ability to design a comprehensive, evidence-based concussion management and return-to-learn/return-to-play protocol for a Grade 9–12 sports program. Scope: include baseline and sideline assessment tools (symptom inventories, cognitive and balance tests), staged recovery criteria with measurable progression milestones, prevention strategies and emergency action procedures, clear communication plans with athletes, families, school staff and medical providers, reintegration and academic accommodations, documentation and legal/ethical considerations, staff roles/training, monitoring/evaluation metrics, and sample forms; require justification with current evidence and practical implementation steps.