01898oam 2200457Ia 450 991069975780332120130509111159.0(CKB)5470000002405368(OCoLC)681918716(EXLCZ)99547000000240536820101118d2010 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierMiddle school mathematics professional development impact study[electronic resource] findings after the first year of implementation : executive summary /Michael S. Garet ... [and others] ; Elizabeth Warner, project officer[Washington, D.C.] :National Center for Education Evaluation and Regional Assistance, Institute of Education Sciences, U.S. Dept. of Education,[2010]1 online resource (xxi pages) illustrationsTitle from title screen (viewed Nov. 8, 2010)."April 2010.""NCEE 2010-4009."Includes bibliographical references.Middle school mathematics professional development impact study Mathematics teachersTraining ofUnited StatesMathematicsStudy and teaching (Middle school)United StatesAcademic achievementUnited StatesMathematics teachersTraining ofMathematicsStudy and teaching (Middle school)Academic achievementGaret Michael S1386587Warner Elizabeth1386588National Center for Education Evaluation and Regional Assistance (U.S.)GPOGPOOCLCQGPOBOOK9910699757803321Middle school mathematics professional development impact study3435597UNINA