This Study Snapshot highlights key findings from a study that examines full-day kindergarten (FDK) implementation in Oregon. The evidence base on FDK is generally positive for short-term effects and unclear for longer-term effects, with some prior research associating FDK with gains in student outcomes such as grade 3 math and reading standardized…

Many states and districts offer full-day kindergarten (FDK) to provide additional time for student learning in the hope that it will improve student outcomes. Prior research has shown an association between FDK and gains in student outcomes such as math and reading standardized assessment scores. In 2015/16, through a policy shift, Oregon changed…