Peningkatan Hasil dan Kegiatan Belajar Siswa melalui Mix Model Problem-Based Learning dan Numbered Heads Together

The purpose of this Class Action Research is to increase learning activities and learning outcomes of student adjustment journal X AKL B SMKN 3 Sukoharjo Semester 2 of The 2019/2020 Study Year. The method used is class action research with 2 cycles. The subject of his research was the application of a combination of the Problem Based Learning (PBL) model with Number Head Together (NHT). The research object of students of class X AKL B amounted to 36 people. The study used quantitative data in the form of values, interviews, and field records. Data collection techniques by means of documentation, tests, and observations. The result of this class action research is an increase in activity and student learning outcomes compiling an adjustment journal in students of class X AKL B SMK Negeri 3 Sukoharjo Semester 2 of The Year of Study 2019/2020 judging by the increasing percentage of learning outcomes from cycle I by 63.89% to 86.11% in cycle II. The increase in student learning activity increased from 13.35% in cycle I to 17.69% in cycle II. The conclusion of this research is the application of a combination of the PBL learning model with NHT can increase learning activities and learning outcomes of the journal of adjustment of students of class X AKL B SMK Negeri 3 Sukoharjo Semester 2 of The 2019/2020 School Year.