Penerapan Model Problem Based Learning Pada Materi Hukum Newton Untuk Meningk…

The purpose of this research is to improve student’s critical thinking skill at class X SMAN Plus Riau Province through Problem Based Learning model on Newton Law subject. The design was pre-experimental with one-group pretest-posttest design. The sample were students of class X MIA 3. Data were obtained from pretest, and posttest. The result of this research showed the the improvement of stu…