This is the first video in the Thomas B. Fordham Institute's summer series introducing education facts in a visual manner. This week's topic is the student/teacher ratio and its affect on student achievement.

SOURCES

Student teacher ratios, for primary school level: World Bank, 2007

Quote about students doing better in smaller classes: Class Size Counts: The research shows us why, by Daniel Gursky, American Teacher, April 1998

PISA math scores: Organization for Economic Co-operation and Development, Programme for International Student Assessment, 2006 results (less info)