Wulandari, D., Roza, D., Pulungan, A. S. S., Rangkuti, M. A., Wisnu Brata, W. B., Tanjung, Y. I., Ramadhani, I. and Hasim, R. (2022) “THE IMPLEMENTATION OF TEACHING MATERIAL BASED ON STEM IN FLUID FOR BIOLOGY STUDENT”, International Journal of Research -GRANTHAALAYAH, 10(2), pp. 61–70. doi: 10.29121/granthaalayah.v10.i2.2022.4507.