Title: Kānchai sư̄ʻuppakō̜n khō̜nglēn phư̄a phatthanā kānrīan kānsō̜n dek radap kō̜n wai prathommasưksā
Description: On utilization of toys, etc., as instructional materials for preschool children.
Subjects: Activity programs, Preschool Education
Places: Thailand