Experimental Study on the Management of Motorcycle Engineering Practice Workshops at SMKN 2 Pangkal Pinang and SMKN 1 Simpangkatis in Relation to Student Academic Achievement Journal title: International Journal of Social Science And Human Research Authors: Rinaldy, Heri Wibowo Subject(s): Economics, Humanities, Law, Social Sciences, Literature, Sociology of Education, Criminology, Public Administration