Ichsan, I.; Jalaludin, M.; Sumargo, B.; Ali, A.; Arif, W.; Dasmo, D.; Rahmaniar, Y.; Nurfadhilah, N.; H. Sison, M.; Rismayati, A. Predicting Environmental Problem-Solving Skills With a Dynamic System in Elementary Education. ebio 2021, 6, 116-122.