Relatively more boys participate in sports activities and there was a difference in exercise between the sexes during recess were as the boys were also in the majority.
Hlutfallslega fleiri drengir stunduðu íþróttir og einnig mátti greina mun á hreyfimynstri kynjanna í frímínútum þar sem drengirnir hreyfðu sig meira en stúlkurnar.