Ratna Sari Dewi. IMPLEMENTATION OF THE STEM APPROACH TO IMPROVING THE UNDERSTANDING OF CONCEPTS AND CREATIVITY OF JAMBI 4TH JAMBI CLASS VII STUDENTS ON ACIDS, BASES AND SALTS . ijes [Internet]. 2020Sep.28 [cited 2025Oct.19];1(2):58-63. Available from: https://www.jurnal.icjambi.id/index.php/ijes/article/view/65