info:oai:repository.unp.ac.id:41748info:ofi/fmt:xml:xsd:journalZaharaLeniZahara, LeniSalamainiSalamainiSalamaini, SalamainiAkmalAtika UlyaAkmal, Atika UlyaYentiYesniYenti, YesniFitrianniIndriFitrianni, Indri635-641Designing E-Learning-Based IPAS Learning Tools Using Flipbook Media20263-Jurnal Penelitian Pendidikan IPA12article