Nasution, Mega Wahyuni, and Efrida Pima Sari Tambunan. “Development of Flashcard Media on Reproductive System Material to Enhance Highschool Students’ Higher-Order Thinking Skills”. Prisma Sains : Jurnal Pengkajian Ilmu Dan Pembelajaran Matematika Dan IPA IKIP Mataram, vol. 12, no. 3, July 2024, pp. 519-27, doi:10.33394/j-ps.v12i3.12152.