Nurfadilah, N.; Asra, R.; Syaiful, S. Pengaruh Model Pembelajaran Predict Observe Explain Dan Motivasi Terhadap Higher Order Thinking Skills Siswa Pada Mata Pelajaran Biologi SMPN 9 Merangin : (The Influence of Predict Observe Explaining Learning Models and Motivation Toward Students ’High Order Thinking Skills in Biology Lessons in Biology Subjects at SMPN 9 Merangin). Biodik 2022, 8, 181-190.