In this meta-analysis, I have reviewed published and unpublished research on single-track, year-round education's effect on science and social studies achievement, 2001-2016. Of 30 studies that met inclusion criteria and had data from which an effect size estimate could be calculated, 7 reported science outcomes (18 effect size estimates) or…

This dissertation reports a study of a year-round school in comparison to a traditional calendar school and whether the year-round school calendar was related to higher student achievement in a large, school district in the southeastern United States. The data represented the results of third through fifth grade student state test scores in the…

With decreasing enrollment, decreasing funding for public school education, changes in family and societal needs, and the mandates of the No Child Left Behind Act, policymakers and school leaders are wrestling with reforms to the school calendar and instructional time spent in the classroom, with the goal of increasing student achievement.…