Inclusion Criteria:  Healthcare providers (HCP) (n =28):  Primary care practitioners and their clinical assistants (e.g., nurse, PA) (n = 22) Practitioners from the SCORE Concussion and Neurology clinics at Children's National (n = 6)  Patient/ Parent (n = 134 pairs):  Children aged 8-17 years old Children who sustained a concussion within 7 days prior to visiting their primary care practice, and within 30 days of visiting the specialty clinics Children and parents must be fluent English speakers Children and parents must be agreeable to the study conditions, and able to provide informed assent/ parent consent  School Staff member (n = 134):  Members of faculty at the school the patient attends Pre-selected by child/parent Fluent in English language  Agreeable to study conditions, and able to sign consent forms  Children/parents who's school will not participate will still be eligible to participate  Exclusion Criteria:  Children with significant developmental, cognitive, language, psychiatric, other neurological disease, or significant motor or visual impairments, specifically if they do not allow adequate comprehension of the study goals and materials  Patients with pre-injury histories of developmental disorders (e.g., ADHD, LD), mild-moderate anxiety or mood disorders, and other medical diseases that are under control (e.g., asthma, diabetes, headaches, seizures) are all eligible to participate in the study Children who have suffered a severe prior brain injury or have had a prior concussion within the past 3 months Caregivers who have significant cognitive limitations Individuals with English-language comprehension limitations School staff who are unable to meet with the student on a regular basis to review the app information and/or complete the questionnaires during the workday