damanik, evaline, & Suyanti, R. D. (2026). Implementation of the Community Science Technology (CST) Learning Model Using Flipbook Media to Improve HOTS-Based Chemical Literacy on Hydrocarbons and Petroleum. EduMatSains : Jurnal Pendidikan, Matematika Dan Sains, 11(2), 480–489. https://doi.org/10.33541/edumatsains.v11i2.8737