ABSTRAK
Penelitian ini bertujuan untuk menghasilkan lembar kerja peserta didik berbasis Higher Order Thinking Skills dengan tema pencemaran lingkungan untuk meningkatkan keterampilan pemecahan masalah yang layak berdasarkan tiga aspek yaitu validitas, kepraktisan dan keefektifan. Jenis penelitian ini merupakan penelitian dan pengembangan (R&D) dengan desain uji coba one group pretest-posttest design. Teknik pengumpulan data menggunakan teknik validasi, observasi, tes dan angket. Hasil validasi diperoleh nilai rata-rata modus sebesar 4 dengan kategori sangat valid. Aspek kepraktisan ditinjau dari rata-rata presentase hasil observasi keterlaksanaan pembelajaran yaitu sebesar 94,9% dan angket respon peserta didik dengan rata-rata sebesar 95,5%. Aspek keefektifan ditinjau berdasarkan tes keterampilan pemecahan masalah dengan pretest dan posttest kemudian dianalisis dengan uji n-gain dan diperoleh skor gain ternormalisasi sebesar 0,60 dengan kategori sedang. Hasil tersebut menunjukkan bahwa lembar kerja peserta didik berbasis Higher Order Thinking Skills sangat layak berdasarkan aspek validitas, kepraktisan dan keefektifan.
Kata Kunci: Lembar Kerja Peserta Didik, Higher Order Thinking Skills
ABSTRACT
The research aims to produce studentxworksheetsxbased on Higher Order Thinking Skills under the theme of Environmental Pollution to improve problem solving skills based on three aspects. There are validity, practicality and effectiveness. The research used Researchxand Development (R&D) with a trial design of one group pretest-posttest design. Data collection techniques using validation, observation, tests and questionnaires. The validation results obtained an average mode value of 4 with a very valid category. Practical aspects reviewed by observation of learning implementation is 94.9% and the students response questionnaire with an average of 95.5%. Effectiveness aspects reviewed based on tests of problem solving skills with pretest and posttest which were then analyzed by n-gain test so that the normalized gain score is 0.60 with the moderate category. The result of study shows that studentxworksheetsxbased on Higher Order Thinking Skills is very feasible based on aspects of validity, practicality and effectiveness.
Keywords: Student Worksheets, Higher Order Thinking Skills