유치원은 형식을 매우 잘 갖춘 교육 시스템으로, 19세기의 결정학자인 Friedrich Froebel씨에 의해 그분은 크리스탈이 재현되는 모든 종류의 모델이라고 믿었어요
And kindergarten was actually a very formalized system of education, established by a man named Friedrich Froebel, He believed that the crystal was the model for all kinds of representation.