The adoption and implementation of state science standards based on the Next Generation Science Standards (NGSS) have posed significant challenges for the development and interpretation of science Large-Scale Assessments (LSA); specifically, the extent to which the assessment items align with the standards. Previous research has relied on large…

Out-of-school, community demographic and family-level variables have an important influence on student achievement as measured by large-scale standardized tests. Studies described here demonstrated that about half of the test score is accounted for by variables outside the control of teachers and school administrators. The results from these…

This article provides provide a new, systematic profile of more than 18,000 homeless students in Michigan, utilizing rich administrative data from all test-taking students in Grades 3-9 during three academic years. These data are part of a larger study of school choice and student mobility in that state. Homelessness is a condition found…