The phrase "elementary children" refers to kids who are in the early years of their education, usually between the ages of 5 and 11. They are usually in kindergarten through fifth or sixth grade.
Sentences with «elementary children»
Schools since I was a kid have ALWAYS set time aside for elementary children to have snack. (parenthacks.com)
She went on to teach elementary children for 26 years before spending the final decade of her career in school management. (host.madison.com)
Creating a system of accountability: The impact of instructional assessment on elementary children's achievement scores. (allthingsassessment.info)