During the preschool and early grade school years, children are primarily focused on group acceptance and having companions to spend time with and play with. (psychology.jrank.org)
In other words, a child in early grade school will be coming into his own. (verywellfamily.com)
On the positive side, unlike early grade school girls football, they seemed to remember which goal post they were heading for most of the time. (sbnation.com)