Damayanti, R., N. Nuraspina, E. Erviana, E. Yuliani, S. Sastriani, and I. Megawaty. “ffectiveness of ducational ideos on mproving lementary chool hildren’s nowledge of afe ouches: asi-xperimental tudy”. ancasakti ournal f ublic ealth cience nd esearch, ol. 5, no. 3, Sept. 2025, pp. 347-52, doi:10.47650/pjphsr.v5i3.2109.