Carl Orff — German Composer born on July 10, 1895, died on March 29, 1982

Carl Heinrich Maria Orff was a German composer, best known for his cantata Carmina Burana. In addition to his career as a composer, Orff developed an influential approach toward music education for children... (wikipedia)

Tell me, I forget, show me, I remember, involve me, I understand.
Since the beginning of time, children have not liked to study. They would much rather play, and if you have their interests at heart, you will let them learn while they play; they will find that what they have mastered is child's play.