Fitriati, F., Rahmi, R., Novita, R., Salmina, M., Sari, I.K., Nasriadi, A., Muzakir, U. and Fajri, N. 2024. Measuring the Effect of Problem Based Learning With Instructional Video on Primary School Students’ Problem Solving Skills Development. Jurnal Ilmiah Teunuleh . 4, 2 (Sep. 2024), 53-61. DOI:https://doi.org/10.51612/teunuleh.v4i2.125.