Synergetic play therapy santa monica (SPT) is a unique approach to play therapy that combines principles of play with nervous system regulation, interpersonal neurobiology, physics, attachment, mindfulness, and therapist authenticity. It was developed in 2008 and is designed to help children manage and integrate their emotions through therapeutic play. SPT focuses on the relationship between the therapist and the child, emphasizing the therapist’s role in modeling emotional regulation and authenticity​.