Pengaruh Model Project Based Learning Berbasis Steam Terhadap Hasil Belajar Matematika Materi Bangun Datar Siswa Kelas . Jurnal Edukasi dan Pembelajaran STEM [Internet]. 2026 Oct. 19 [cited 2026 Oct. 28];2(2):252 – 278. Available from: https://lppnusantara.com/index.php/jep/article/view/1202