Crossword puzzle clue "what most young children aren't"

What most young children aren't

What most nations aren't on any more

"The most-played, most-imitated, most influential puzzler of all time," per the video game website IGN

Group including flower children's children, briefly

"Your children are not your children" poet

1881 novel "for children and those who love children"

Children and more children

Former Yankees slugger who, in his 2012 children's book, is a young baseballer learning the value of practice: 2 wds.