In this meta-analysis, I have reviewed published and unpublished research on single-track, year-round education's effect on science and social studies achievement, 2001-2016.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 study examined the impact that a year-round school calendar and a traditional school calendar may have on student achievement at selected elementary schools in North Central South Carolina. Specifically it investigated mean differences in academic achievement between elementary students at two year-round schools versus two traditional…

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…