Measuring kindergarten readiness is essential to identifying children who would benefit from additional supports, either in kindergarten or in the years before kindergarten entry. Several measures of kindergarten readiness are in use now by states and researchers. Most assess individual children at the time they enter kindergarten, using teachers…

A growing number of states are interested in tracking the readiness of children entering kindergarten. In 2010, just seven states (Alaska, Connecticut, Florida, Hawaii, Maryland, Minnesota, and Vermont) collected Kindergarten Entry Assessment (KEA) data for the purposes of aggregating data at the state level. Since this time, most states report…