Traumatic experiences are common in early childhood and may have enduring consequences on health and development. Cost-effective and developmentally appropriate interventions are needed to support the educational success of children affected by trauma. The Supportive Trauma Interventions for Educators (STRIVE) Project emphasized strategies for teachers to support social-emotional learning through the use of classroom-specific strategies and activities and a toolbox of resources to help students regulate their emotions while remaining in the classroom: This cost-effective and scalable intervention may provide needed supports to children and educators and therefore may be suitable for replication. (author abstract)