Nature-the sublime, the harsh, and the beautiful-offers something that the street or gated community or computer game cannot. Nature presents the young with something so much greater than they are; it offers an environment where they can easily contemplate infinity and eternity.

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.

Now, my tree-climbing days long behind me, I often think about the lasting value of those early, deliciously idle days. I have come to appreciate the long view afforded by those treetops. The woods were my Ritalin. Nature calmed me, focused me, and yet excited my senses.

How can our kids really understand the moral complexities of being alive if they are not allowed to engage in those complexities outdoors?

If getting our kids out into nature is a search for perfection, or is one more chore, then the belief in perfection and the chore defeats the joy. It's a good thing to learn more about nature in order to share this knowledge with children; it's even better if the adult and child learn about nature together. And it's a lot more fun.

Environment-based education produces student gains in social studies, science, language arts, and math; improves standardized test scores and grade-point averages; and develops skills in problem-solving, critical thinking, and decision-making.

Children need nature for the healthy development of their senses, and therefore, for learning and creativity.