Part One: Digging Deeper into Sandtray Therapy Essentials 1. History in the Making: Past and Present 2. Validating the World 3. Deeper Exploration of Sand Tray Materials 4. Importance of Clinical Theory and Integrating Developmental Theories 5. Person-of-the-Therapist and Use of the Protocol Part Two: Digging Deeper into Clinical Application 6. Neurodiversity in the Sand Tray 7. Attachment in the Sand Tray 8. Trauma in the Sand Tray 9. Resilience in the Sand Tray. Closing Moments. Appendices.