I can't really answer unless I see the text.
I'd say that's fairly true. As a writer myself criticism can point out faults if used correctly
Nature is raw and tangible, which often helps characters find who they really are when they are lost in the wilds.
Examples:
-siddhartha: the ferry man found that the river was an allegory for life
-where the red fern grows: billy found his true belonging (of being a leader) when he was outside in nature with his dogs
Answer:
they allow students work at their own pace.