The Therapeutic Powers of Play, 20 Core Agents of Change, Wiley, Athena A. Drewes, Charles E. Schaefer,Psychotherapy: child and adolescent,Psychotherapy, therapeutic powers of play; play therapy; Charles Schaefer; Athena Drewes; play therapists; integrative play therapy; school-based play therapy; play therapy techniques; play therapy for preschool children; play therapy for children; play therapy for teens; play therapy for teenagers; catharsis-abreaction; attachment formation; attachment; emotion regulation; relationship enhancement; direct teaching; indirect teaching; positive emotions; stress inoculation; therapeutic relationship; social competence; empathy; creative problem solving; moral development; Therapeutic factors; Change mechanisms; Play therapy process; Therapeutic powers of play; play therapy supplies; play therapy certificate; play therapy workshops; play therapy graduate programs; play therapy toys; play therapy training; child play therapy; play therapy resources; play therapy certification; play therapy materials; play therapy with children; play therapy for kids; play therapy tools; play therapy children; child centered play therapy; association for play therapy; play therapy interventions; play therapy jobs; pediatric play therapy; types of play therapy; play therapy books,, , United States, en-UShttps://www.wiley.comtherapeutic powers of play; play therapy; Charles Schaefer; Athena Drewes; play therapists; integrative play therapy; school-based play therapy; play therapy techniques; play therapy for preschool children; play therapy for children; play therapy for teens; play therapy for teenagers; catharsis-abreaction; attachment formation; attachment; emotion regulation; relationship enhancement; direct teaching; indirect teaching; positive emotions; stress inoculation; therapeutic relationship; social competence; empathy; creative problem solving; moral development; Therapeutic factors; Change mechanisms; Play therapy process; Therapeutic powers of play; play therapy supplies; play therapy certificate; play therapy workshops; play therapy graduate programs; play therapy toys; play therapy training; child play therapy; play therapy resources; play therapy certification; play therapy materials; play therapy with children; play therapy for kids; play therapy tools; play therapy children; child centered play therapy; association for play therapy; play therapy interventions; play therapy jobs; pediatric play therapy; types of play therapy; play therapy books, [BLURB],[CITY],,books, ebooks, biblet, Book2look