F. Syamsiana, S. Suyatno, and T. Taufikurahmah, “THE EFFECTIVENESS OF USING POE (PREDICT-OBSERVE-EXPLAIN) STRATEGY ON STUDENTS LEARNING RESULT OF REACTION RATE CHAPTER IN SMA”, J. penelitian. pendidik. sains, vol. 7, no. 2, pp. 1507–1512, Jun. 2018.