THE EFFECT OF PHET-ASSISTED JIGSAW TYPE COOPERATIVE LEARNING MODEL ON STUDENTS’ LEARNING OUTCOMES INPRIVATE HIGH SCHOOL GRADE XI WAVE MATERIALGAJAH MADA MEDAN 2022/2023 Academic Year. Jurnal Edukasi dan Pembelajaran STEM [Internet]. 2025 Dec. 24 [cited 2026 Jun. 17];1(1):21-30. Available from: https://ejournal.lppnusantara.com/index.php/jep/article/view/180