A natural environment is far more complex than any playing field.

If war occurs, that positive adult contact in every shape is needed more than ever. It will be a matter of emotional life and death. There's not a handy one-minute way of talking to your kid about war.

Every child needs nature. Not just the ones with parents who appreciate nature. Not only those of a certain economic class or culture or set of abilities. Every child.

A lot of people think they need to give up nature to become adults but that's not true. However, you have to be careful how you describe and define 'nature.

What if a tree fell in the forest and no one knew it's biological name? Did it exist?

These days, unplugged places are getting hard to find.

This seems clear enough: When truly present in nature, we do use all our senses at the same time, which is the optimum state of learning.