Children’s play is more imaginative when they are outdoors than when they are inside, research has shown; natural play spaces are less structured and more varied, and the props children may come across (leaves, pebbles, pinecones) have no purpose predetermined by teachers or parents. For adults as well, spending time in nature can promote innovative thinking. Scientists theorize that the “soft fascination” evoked by natural scenes engages what’s known as the brain’s “default mode network.” When this network is activated, we enter a loose associative state in which we’re not focused on any one
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