Ernidawati, E., Darmadi, D., Fauza, N., Idris, I., Syaflita, D., Junaidi, M. and Sundari, P.D. 2025. Effectiveness of Experimental Tools for Testing the Permeability of Metal Materials to Increase Student Learning Motivation. Journal of Natural Science and Integration. 8, 1 (Apr. 2025), 140–148. DOI:https://doi.org/10.24014/jnsi.v8i1.32799.