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“Peningkatan Cognitive Engagement Siswa dalam Pembelajaran dengan Pendekatan POE (predict-observe-explain) dan Multimedia Interaktif yang Dikembangkan Sendiri: Improvement of Students’ Cognitive Engagement in Teaching and Learning Process using POE (Predict-Observe-Explain) approach and Self-Developed Interactive Multimedia”, jmpmipa, vol. 7, no. 2, pp. 21-31, Jul. 2018.