Designs of the principles and practice of Kodàly's precepts for children in their first year at infants' school, those from 3 to 6 years in all kinds of preschool learning situations. Helps the teacher impart the full benefits of early music experience to the child during the most receptive and important formative years of his young mind. Instructs the teacher in the methods and manners of teaching and provides materials for the basis of foundational musical work-play.