Hadimiati AS, Asrul A. The Implementation of the STAD Learning Model Assisted by PowToon on Solid Geometry to Improve the Learning Outcomes of Eighth-Grade Students. J.Math.Instr.Soc.Res.Opin. [Internet]. 2025 Sep. 23 [cited 2026 Aug. 25];4(3):905-18. Available from: https://journal-gehu.com/index.php/misro/article/view/714