@mastersthesis{eprints71636, month = {Mei}, title = {PENGEMBANGAN MODUL TEMATIK BERBASIS PROBLEM BASED LEARNING PADA TEMA 1 SUBTEMA MANUSIA DAN LINGKUNGAN UNTUK MENINGKATKAN KETERAMPILAN BERPIKIR KRITIS PESERTA DIDIK KELAS V SEKOLAH DASAR }, school = {UNVERSITAS LAMPUNG}, author = {WAKHIDIANI DIAN }, year = {2023}, url = {http://digilib.unila.ac.id/71636/}, abstract = {Penelitian dan pengembangan ini bertujuan untuk menghasilkan produk berupa modul berbasis Problem Based Learning yang layak dan efektif untuk meningkatkan keterampilan berpikir kritis peserta didik kelas V Sekolah Dasar. Metode penelitian ini adalah penelitian pengembangan yang mengacu desain Borg \& Gall. Penelitian di lakukan di kelas V SDN 1 Sriwijaya. Hasil penelitian ini menunjukkan bahan ajar berbasis Problem Based Learning yang dikembangkan layak berdasarkan hasil validasi ahli dengan rata- rata sebesar 83,43\%, pendidik sebagai praktisi hasil angket respon sebesar 88\% dan peserta didik sebesar 89\%. Efektifitas produk diperoleh dari hasil uji N-Gain kelas eksperimen sebesar 0,56 dan kelas kontrol sebesar 0,17, serta hasil dari Independen sample t-test memperoleh nilai signifikan 0,001{\ensuremath{<}}0,05 yang menunjukkan bahwa bahan ajar berbasis Problem Based Learning efektif dalam meningkatkan keterampilan berpikir kritis. Kata kunci: Berpikir Kritis, Modul, Problem Based Learning. This research and development aims to produce a product in the form of appropriate and effective Problem Based Learning-based teaching materials to improve the critical thinking skills of fifth grade elementary school students. This research method is development research which refers to the Borg \& Gall design. The research was conducted in the fifth grade of SDN 1 Sriwijaya. The results of this study indicate that the Problem Based Learning-based teaching materials developed are feasible based on the results of expert validation with an average of 83.43\%, educators as practitioners of the results of the questionnaire response by 88\% and students by 89\%. The effectiveness of the product is obtained from the results of the N-Gain test for the experimental class of 0,56 and the control class of 0,17, and the results of the Independent sample t-test obtained a significant value of 0.001 {\ensuremath{<}}0.05 which indicates that Problem Based Learning-based teaching materials are effective in improve critical thinking skills. Keywords: Critical Thinking, Problem Based Learning, Teaching materials. } }