<![CDATA[AbstrakKurang kondusifnya proses pembelajaran membuat siswa kesulitan memahami materi sehingga berdampak pada hasil belajar yang tidak maksimal, dan kurangnya nasionalisme pada siswa kelas IV SDN Tlogowungu 02 Pati. Perlunya model dan media pembelajaran yang tepat untuk mengatasi kesulitan tersebut, solusinya adalah Discovery Learning berbantuan kartu kuartet. Sintakmatik Discovery Learning membuat siswa aktif menyelesaikan permasalahan pembelajaran dengan berbantuan kartu kuartet yang berisikan 34 set kartu tentang keberagaman Indonesia. Discovery Learning berbantuan kartu kuartet dapat memperbaiki proses pembelajaran, meningkatkan hasil belajar dan nasionalisme pada siswa kelas IV. Penelitian dilaksanakan menggunakan rancangan penelitian tindakan kelas dengan siklus berulang, setiap siklus memuat empat kegiatan yaitu perencanaan, tindakan, pelaksanaan, dan refleksi. Subjek penelitian adalah siswa kelas IV SDN Tlogowungu 02 yang berjumlah 11 siswa. Instrumen yang digunakan meliputi alat tes, observasi, jurnal, wawancara, dan dokumentasi. Penelitian dengan Discovery Learning berbantuan kartu kuartet efektif dengan ditandai adanya perbaikan proses pembelajaran yang semakin kondusif, nasionalisme mengalami peningkatan dari 36% pada prasiklus, meningkat menjadi 73% pada siklus I, dan mencapai hasil maksimal 100% pada siklus II. Hasil belajar PPKnmengalami peningkatan pada siklus I dari 37% pada prasiklusmenjadi 73%, dan mencapai 91% pada siklus II.Kata Kunci: Discovery Learning, kartu kuartet, hasil belajar, dan nasionalisme AbstractLess conducive to the learning process makes it difficult for students to understand the material so that it has an impact on learning outcomes that are not optimal, and the lack of nationalism in class IV SDN Tlogowungu 02 Pati. The need for appropriate learning models and media to overcome these difficulties, the solution is Discovery Learning assisted by quartet cards. Discovery Learning syntagmatic makes students actively solve learning problems assisted by quartet cards containing 34 sets of cards about Indonesia's diversity. Discovery Learning assisted by quartet cards can improve the learning process, improve learning outcomes and nationalism in fourth grade students. The research was carried out using a classroom action research design with repetitive cycles, each cycle containing four activities, namely planning, action, implementation, and reflection. The research subjects were fourth grade students of SDN Tlogowungu 02, totaling 11 students. The instruments used include tests, observations, journals, interviews, and documentation. Research with Discovery Learning is assisted by effective quartet cards with a marked improvement in the increasingly conducive learning process, nationalism has increased from 36% in pre-cycle, increased to 73% in the first cycle, and reached a maximum of 100% in cycle II. PPK learning outcomes have increased in the first cycle from 37% in pre-cycle to 73%, and reached 91% in cycle II.Keywords: Discovery Learning, quartet cards, learning outcomes, and nationalism]]>
