In recent decades, much attention has been focused on student achievement in the United States. Many policy initiatives have been attempted in an effort to bolster achievement, including increasing school revenue, decreasing class size, expanding early childhood programs, and introducing vouchers and charter schools, to name a few, but not all of…

This study aimed to identify the classroom and school characteristics that are associated with student achievement in mathematics and Serbian language in primary schools in Serbia. The study sample consisted of 119 public primary schools, 253 classrooms, and 4,857 third-grade students. Variables from 3 past research paradigms--input-output,…