<![CDATA[Penelitian ini bertujuan untuk meningkatkan keterampilan berpikir kritis dan hasil belajar IPA siswa kelas VIIE SMP Negeri 3 Mengwi melalui penerapan model discovery learning. Penelitian ini ialah penelitian tindakan kelas yang dilakukan dengan dua siklus. Subjek penelitian ini adalah siswa kelas kelas VIIE SMP Negeri 3 Mengwi tahun ajaran 2014/2015 yang berjumlah 32 orang. Data dikumpulkan melalui tes keterampilan berpikir kritis, hasil belajar IPA, dan angket tanggapan. Hasil penelitian menunjukkan: 1) penerapan model discovery learning dapat meningkatkan keterampilan berpikir kritis siswa kelas VIIE dengan ketuntasan klasikal 75,00% pada siklus I dan 90,63% pada siklus II. 2) Penerapan model discovery learning dapat meningkatkan hasil belajar IPA siswa kelas VIIE dengan ketuntasan klasikal 78,13% pada siklus I dan 93,75% pada siklus II. 3) Siswa kelas VIIE memberikan tanggapan sangat positif terhadap penerapan model discovery learning. Kata Kunci : discovery learning, keterampilan berpikir kritis, hasil belajar IPA This research aimed at improving critical thinking skills, and science learning outcomes at grade VIIE students of SMP Negeri 3 Mengwi through discovery learning model application. The research was classroom action research conducted by two cycles. The subjects were 32 grade VIIE students of SMP Negeri 3 Mengwi in academic year 2014/2015. Data were collected by critical thinking skills test, science learning outcomes test, and questionnaire responses test. The results shows that: 1) the application of discovery learning model can improve the students' critical thinking skills at grade VIIE students with the classical completeness 75,00% in first cycle and 90,63% in second cycle. 2) The application of discovery learning model can improve the students' science learning outcomes at grade VIIE students with the classical completeness 78,13% in first cycle and 78,13% in second cycle. 3) The student’ respons towards the application is positive.keyword : discovery learning, critical thinking skills, science learning outcomes]]>
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