Kesuksesan pembelajaran di kelas membutuhkan keterlibatan siswa sebagai wujud dari motivasi. Keterlibatan siswa (kognitif, perilaku, dan afektif) mampu bekerja sama menjadi siswa sebagai pelajar yang aktif. Berdasarkan obervasi yang dilakukan peneliti pada siswa kelas V di Sekolah Kristen Jakarta Barat, peneliti menemukan masalah bahwa kurangnya keterlibatan siswa kelas V dalam pembelajaran. Solusi dari masalah ini harus segera ditemukan; dan pendekatan pembelajaran Numbered Heads Together dapat menjadi salah satu solusi. Penelitian dilakukan pada 8 Oktober 2015-26 November 2015 pada SDK Jakarta Barat pada 9 siswa selama 2 siklus. Metode yang digunakan dalam penelitian ini adalah Penelitian Tindakan Kelas(PTK) model spiral dari Kemmis dan Taggart. Metode pengumpulan data pada penelitian ini adalah checklist, wawancara, dan refleksi. Analisis deskriptif statistik dan analisis deskriptif kualitatif adalah teknik yang digunakan untuk menganalisis data yang diperolah pada penelitian ini. Hasil penelitian menyatakan bahwa penerapan metode pembelajaran NHT berdampak meningkatkan keterlibatan siswa selama pembelajaran. Hal ini ditunjukan dengan tercapainya semua indikator keterlibatan siswa yakni siswa fokus memperhatikan penjelasan guru dan teman, siswa berpartisipasi aktif selama pembelajaran dan siswa menunjukan sikap antusias. Keterlibatan siswa dapat ditingkatkan dengan cara melaksanakan tahapan-tahapan dalam model pembelajaran NHT dengan memperhatikan prosedur dan peraturan kelas selama pembelajaran, mengatur teknis dan alur kegiatan belajar kelompok agar dipahami oleh siswa dan menekankan tujuan dan manfaat belajar dalam kelompok./ The success of the learning in the class need the students’ engagement as the outcome of motivation. The students’ engagement (cognitive, behavioral and affective) could make the students as the active learner. Based on observation which conducted by the researcher in grade V students at Christian School in West Jakarta, the researcher found that the problem was the lack of grade V students’ engagement were in the learning process. The solution for the problem had to found immediately, and the Numbered Heads Together learning method could be the solution. This research was conducted on October, 8th 2015 - November, 26th 2015 at Christian School in West Jakarta with 9 students in two cycles. The method that was used in this research was Classroom Action Research (CAR) with the spiral model from Kemmis and Taggart. The method of data collection in this research were checklists, interviews, and reflection. Statistic descriptive analysis and qualitative descriptive analysis were the techniques that used to analysis the data in this research. The result of this research stated that the implementation of Numbered Heads Together learning method had increased the students’ engagement during the learning process. It was shown through the achievement of all indicators of the students’ engagement, which were the students focused on paying attention to the teacher and peers, the students have actively participated and the students showed enthusiasm during the learning process. The students’ engagement could increase by conducting all of the steps of the NHT learning method through considered the class rules and procedures during the learning process, arranged the technical and the flow of the group work for it could be understood by the students and emphasized the goals and the benefits of the group work.