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National Assessment of Educational Progress, 2012 Long-Term Trend

Published by National Center for Education Statistics (NCES) | Department of Education | Catalog Last Checked: May 12, 2026 at 08:56 PM | Dataset Last Updated: June 27, 2023 at 03:11 PM
The National Assessment of Educational Progress, 2012 Long-Term Trend (NAEP 2012 LTT), is a study that is part of the National Assessment of Educational Progress (NAEP) program; program data is available since 1971 at https://nces.ed.gov/nationsreportcard/naepdata/. NAEP 2012 LTT (https://nces.ed.gov/nationsreportcard/ltt) is a cross-sectional survey that assesses what America's students know and can do in reading and mathematics. NAEP 2012 Long-Term Trend assessment was administered to students aged 9, 13, and 17 who were enrolled in public and non-public elementary and secondary schools throughout the nation.

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