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Walks through the trees help ADD students concentrate ...scientists aren't sure why
Darkfrog submitted, created time 2 months 2 weeks (well.blogs.nytimes.com)
For some time, the parents of schoo-aged children with attention deficit disorder and attention deficit hyperactivity disorder have been reporting that allowing children to spend some time outside helps them concentrate, and the effect lasts.
A carefully controlled study out of the University of Illinois at Urbana-Champaign confirms it. Students were separated into groups and taken on twenty-minute walks through either the park, a downtown area or a suburban area. Nothing else was ever changed, not the time of day, not the composition of the groups 
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