FIRSTY NUR FADHILA, SHINTYA, and WAHONO WIDODO. “The Development of Education Comic As Science Materials for Lower Secondary on Topic of Light and Optic to Improve Student Learning Outcomes”. PENSA E-JURNAL: PENDIDIKAN SAINS, vol. 7, no. 2, July 2019, doi:10.26740/pensa.v7i2.28581.