ABSTRAK
Penelitian ini bertujuan untuk meningkatkan: (1) aktivitas siswa dengan model problem solving pada materi pokok larutan penyangga kelas XI MIA 3 SMA Batik 2 Surakarta, (2) prestasi belajar siswa dengan model problem solving pada materi pokok larutan penyangga kelas XI MIA 3 SMA Batik 2 Surakarta.
Penelitian ini merupakan Penelitian Tindakan Kelas (PTK) yang dilaksanakan dalam dua siklus. Setiap siklusnya terdapat empat tahapan yang terdiri dari perencanaan tindakan, pelaksanaan tindakan, observasi, dan refleksi. Subjek penelitian adalah siswa kelas XI MIA 3 SMA Batik 2 Surakarta tahun pelajaran 2014/2015. Sumber data adalah siswa. Teknik pengumpulan data melalui observasi, wawancara, kajian dokumen, angket, dan tes. Teknik analisis yang digunakan dalam penelitian ini adalah deskriptif kualitatif.
Berdasarkan hasil penelitian dapat disimpulkan bahwa:(1) Penerapan model pembelajaran problem solving dapat meningkatkan kreativitas siswa pada materi pokok larutan penyangga kelas XI MIA 3 SMA Batik 2 Surakarta. Pada siklus I, ketercapaian Kreativitas siswa sebesar 47% dan pada siklus II meningkat menjadi 73%. (2) Penerapan model pembelajaran problem solving dapat meningkatkan prestasi belajar siswa pada materi pokok larutan penyangga kelas XI MIA 3 SMA Batik 2 Surakarta. Ditunjukkan dari aspek pengetahuan pada siklus I diperoleh ketuntasan belajar sebesar 59% dan pada siklus II meningkat menjadi 79%. Aspek sikap pada siklus I ketercapaiannya sebesar 76% dan pada siklus II meningkat menjadi 100%. Sedangkan untuk aspek keterampilan hanya dilakukan pada siklus I dengan persentase ketercapaian sebesar 100%.
Kata Kunci: penelitian tindakan kelas, problem solving, kreativitas, prestasi belajar, larutan penyangga
ABSTRACT
The aim of this research were to improve: (1) Student’s creativity in the subject matter of buffer solution in SMA Batik 2 Surakarta by implementing problem solving model. (2) Students achievement in the subject matter of buffer solution in SMA Batik 2 Surakarta by implementing problem solving model.
This research was a Classroom Action Research (CAR), which was consists of two cycles. Every cycle consists of four steps there were planning, acting, observing, and reflecting. The subjects were students of class XI MIA 3 in SMA Batik 2 Surakarta academic year 2014/2015. Source of data were students. The data collection technique were observations, interviews, document, questionnaires, and test. Analysis of data using qualitative descriptive method.
The result of the research showed that: (1) Implementation of problem solving model could be improved the student’s learning creativity in the subject matter of buffer solution at class XI MIA 3 SMA Batik 2 Surakarta. It can be seen from cycle I the percentage of student’s learning creativity was 47% and increased to 73% in the cycle II. (2) Implementation of problem solving model could be improved the student’s learning achievement in the subject matter of buffer solution at class XI MIA 3 SMA Batik 2 Surakarta. While student’s achievement learning out comes progress could be seen from knowledge, attitude and skill aspect. Knowledge aspects improvement from 59% in cycle I to 79% in cycle II. Attitude aspects improvement from 76% in cycle I to 100% in cycle II. Skill aspects only performed in cycle I with the achievement percentage of 100%.
Keywords : classroom action research, problem solving, creativity, learning achievement, solution of buffer