Details here: http://www.edweek.org/media/gradeconfiguration-13structure.pdf http://www.edweek.org/media/gradeconfiguration-13structure.p... Given that "... Al

Details here: http://www.edweek.org/media/gradeconfiguration-13structure.pdf http://www.edweek.org/media/gradeconfiguration-13structure.p... Given that "... Although middle schools offer far fewer grades than K–8 schools, Florida middle schools on average enroll 146 more students than their K–8 counterparts; as a result, typical grade cohorts are almost three times as large.", I was surprised (and skeptical) that the authors found no correlation when they controlled for cohort size. Going from 50 kids in 5th grade to 300 kids in 6th grade, and adding in puberty, seems a recipe for chaos. Also worth a read: http://www.theatlantic.com/education/archive/2014/11/the-science-of-cliques/382570/ http://www.theatlantic.com/education/archive/2014/11/the-sci...