Siska, T. (2022). Optimization Of Blended Learning With Google Classroom Towards Increasing Students’ Learning Outcomes In Relationship Materials Function Of Class VIII SMPN 1 Sawahlunto Tp. 2020/2021. International Journal Of Humanities Education and Social Sciences (IJHESS), 2(1). https://doi.org/10.55227/ijhess.v2i1.221