Argues that "redshirting" in kindergarten (or maintaining children in grade) can be a positive intervention if (1) the concept is used to enhance ability rather than underline failure and (2) the time periods children spend in the primary grades are made more flexible (to accommodate children's different rates of mastering skills). (KS)

Provides rationales based on current research for extending the length of kindergarten school day and for lowering entrance age to four years. Considers a variety of environmental and educational factors. A holistic view of these educational changes is suggested so that the long-range impact on the child, the school, and the elementary school…

Reviews research on the academic performance of early entrants, noting that damaging consequences for children who are not developmentally mature may continue throughout their school careers. Suggests possible ways to reduce the magnitude of the "unready" child's problem. (KS)