Allolangi, R.P. and Kurniati, A. 2023. The Principal’s Efforts to Overcome the Problem of Teaching and Learning in the Field of Science . Jurnal Penelitian Pendidikan IPA. 9, 1 (Jan. 2023), 510–515. DOI:https://doi.org/10.29303/jppipa.v9i1.2713.