Bermuli JE, Ismanto I, Lucky E, Manullang ML. Training on making handicrafts from natural materials and plastic waste for child activists and educators. jcse [Internet]. 2023 Sep. 19 [cited 2024 Nov. 22];4(3):467-7. Available from: https://ejournal.umm.ac.id/index.php/jcse/article/view/27449