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Afifah N. KEEFEKTIFAN MODEL STAD BERBANTU MEDIA PUZZLE TERHADAP HASIL BELAJAR MATEMATIKA MATERI BANGUN DATAR SISWA KELAS IV SDN KARANGROTO 02 SEMARANG T.A 2017/2018. JGK [Internet]. 2019 Aug. 5 [cited 2025 Oct. 31];2(4):96-105. Available from: https://jurnal.unimed.ac.id/2012/index.php/jgkp/article/view/13581