TY - BOOK AU - Salcedo,Lilybeth B. TI - Proficiency level of grade 8 students in science: basis for the development of investigative-oriented laboratory activities PY - 2021/// CY - San Miguel, Iriga City PB - University of Saint Anthony KW - Science N1 - Includes bibliographical references N2 - Proficiency level of grade 8 students in science: basis for the development of investigative-oriented laboratory activities ER -