01581nam 2200433 450 991071654350332120210625122853.0(CKB)5470000002522721(OCoLC)1257553160(EXLCZ)99547000000252272120210625d2021 ua 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierPre-COVID ability grouping in U.S. public school classrooms[Washington, D.C.] :Institute of Education Sciences, National Center for Education Statistics, U.S. Department of Education,2021.1 online resource (2 unnumbered pages) color illustrationsData point"NCES 2021-139.""March 2021.""It was authored by Kim Standing and Laurie Lewis"--page 2.Includes bibliographical references (page 2).Pre-COVID ability grouping in United States public school classrooms.Ability grouping in educationUnited StatesStatisticsPublic schoolsUnited StatesStatisticsStatistics.lcgftAbility grouping in educationPublic schoolsStanding Kim1397651Lewis LaurieNational Center for Education Statistics,GPOGPOBOOK9910716543503321Pre-COVID ability grouping in U.S. public school classrooms3459608UNINA