ABSTRAKTujuan -untuk mengetahui penerapan model cooperative learning tipe think pair share untuk kemampuan berpikir kritis siswa. Desain/metodologi/pendekatanmetode eksperimen dengan quasi eksperimen, Sampel sebanyak 70 peserta didik kelas X Pemasaran dengan menggunakan sampel jenuh. Pengu,pulan data dengan tes pilihan ganda kemampuan berpikir kritis. Analisis data yang digunakan adalah distribusi frekuensi Temuan Penelitian -peningkatan keterampilan berpikir kritis dengan penerapan model cooperative learning tipe think pair share Orisinalitasperbedaan ditemukan dalam objek dan metode penelitian, populasi dan sampel penelitian, periode penelitian, alat ukur dan hasil penelitian, serta mendukung teori serta referensi yang berbeda yang digunakan oleh peneliti sebelumnya. Kata kunci: Think-Pair-Share, cooperative learning, Berpikir Kritis, Orde Berpikir Tinggi, Efektivitas TPS pada keterampilan berpikir kritis siswa, TPS untuk meningkatkan keterampilan berpikir kritis Jenis Penelitian : Studi kasus ABSTRAK Purpose -This study was conducted to see how application learning model type think pair share to increase critical thinking skills Design / methodology / approach -This research used experimental method with quasi experiment, Sample of 70 students of Marketing X class using saturated samples. Collection of data with multiple choice test of critical thinking ability. Data analysis used is frequency distribution. Findings -improving critical thinking skills with the application of cooperative learning type think pair share model Originality -differences were found in research objects and methods, population and sample studies, periods of research, measuring instruments and research results, as well as supporting different theories and references used by previous researchers.repancies found in the object and research methods, population and sample, the study period, measuring tools and research results, as well as the source of theories and foreign journals and books.