- Angka kelahiran Angka kelahiran Sulawesi Basic Knowledge of Mathematics Disertasi akademik Disertasi akademik Jakarta Jigsaw Dan STAD Maths achievement Model Pembelajaran Kooperatif Tipe NHT Model Pembelajaran Kooperatif tipe Jigsaw Motivasi Berprestasi Siswa NHT Penelitian Perilaku Berkarakter Siswa Perilaku Berkarakter dan Motivasi Berprestasi Public Junior High School and Private Junior High School attitude cooperative learning models of TSTS and NHT dan STAD learning outcomes mathematics the combination of cooperative learning model