Nurfadilah, Revis Asra, and Syaiful. 2021. “Pengaruh Model Pembelajaran Predict Observe Explain Dan Motivasi Terhadap Higher Order Thinking Skills Siswa : (The Effect of Predict Observe Explain Learning Model and Motivation on Students’ Higher Order Thinking Skills)”. BIODIK 7 (2). https://doi.org/10.22437/bio.v7i2.12065.