var items = new Array (new ImageMetaData('Payton Brenham, 12, left, takes direction from teacher Terry Wade  during a physical education class at Northrich Elementary School in Richardson, Texas, Monday Dec. 17, 2007. Experts say that physical education classes have evolved to focus less on team sports and more on individual recreation activities. The change keeps students from spending time waiting on the sidelines, helps them find activities they can do for a lifetime and lets them work at their own pace.  (AP Photo/LM Otero)','http://msnbcmedia.msn.com/i/msnbc/Components/Photo_StoryLevel/080114/080114-pechanges-vmed-12p.jpg','3:05 p.m. ET, 1/14/08','Lm Otero / ASSOCIATED PRESS','Associated Press',22652242));