Irfan, D., Lativa Mursyida and Akrimullah Mubai 2024. Implementation of Mobile Learning Design in the Flipped Direct Instruction Model to Increase Student Competency Using a Constructivist Approach. Journal of Education Technology. 7, 4 (Jan. 2024), 752–762. DOI:https://doi.org/10.23887/jet.v7i4.69768.