Pengembangan Multimedia Interaktif Berbasis Lectora Inspire pada Mata Pelajaran IPA Kimia Di Kelas IX Sekolah Menengah Pertama/Madrasah Tsanawiyah: Development of Interactive Multimedia Based on Lectora Inspire in Chemistry Science Subjects in Class IX Junior High School/Islamic Junior High School. st. 2019;2(2). doi:10.32734/st.v2i2.546