So they did anthropological research into the unfolding of artistic activity in children, and they found that, across space and time, all children exhibit the same evolution in visual logic as they grow.
子どもの芸術的発展過程について 文化人類学的調査が行われたのですが 時代や地域を問わず 子どもの視覚的知性は同じ発展を辿る ということが分かりました