Both Sheehan and Smith said the most important safety aspect in
a playground is its surface. When the researchers went back in
2011 to reevaluate playgrounds that had failed, they found that
40 percent now received a passing grade. They also found overall
improvement, with average scores going from 61 percent to 67
percent. Learn more about playground safety from the Child
Injury Prevention Alliance. Copyright © 2012 HealthDay. All
rights reserved.