Being close to nature, in general, helps boost a child's attention span.

Green exercise improves psychological health.

Nature is about smelling, hearing, tasting, seeing.

In our bones we need the natural curves of hills, the scent of chaparral, the whisper of pines, the possibility of wildness.

There's a generation now that didn't grow up in nature. Some of these adults are parents and they know that nature is good for their kids but they don't know where to start.

These days, unplugged places are getting hard to find.

We attempt to remember our collective American childhood, the way it was, but what we often remember is a combination of real past, pieces reshaped by bitterness and love, and, of course, the video past--the portrayals of family life on such television programs as "Leave it to Beaver" and "Father Knows Best" and all the rest.