Transdisciplinary Play-Based Assessment 2: The Essentials is an overview of the developmentally appropriate evaluation tool used with young children. During the session, participants will be introduced to the TPBA2 process, which includes establishing an effective team and utilizing parents as a key component to inform decisions. In addition, a summary of the observation guidelines and age tables will be presented. This session is intended for new evaluation team members inclusive of these roles: psychologists, speech-language pathologists, occupational therapists, physical therapists, play facilitators, and parent facilitators.