The specific objectives of the Building Blocks project are to: 1. Train school teachers in the principles and techniques of play therapy to effectively integrate Social and Emotional Learning (SEL) into the classroom environment. 2. Provide parents with practical strategies to support SEL at home. 3. Develop an evidence-based and age-appropriate SEL Curriculum. 4. Foster a Whole-School Approach to SEL. 5. Promote and Assess the Impact of the Project Approach to SEL.