@mastersthesis{eprints87508, month = {Juni}, title = {PENGEMBANGAN LEMBAR KERJA PESERTA DIDIK ELEKTRONIK BERBASIS PROYEK PENGOLAHAN LIMBAH AIR CUCI TANGAN UNTUK MENINGKATKAN KETERAMPILAN BERPIKIR KREATIF SISWA SMP}, school = {UNIVERSITAS LAMPUNG}, author = { Fachrunnisa Putri}, year = {2024}, url = {http://digilib.unila.ac.id/87508/}, abstract = {Penelitian ini bertujuan untuk mengembangkan lembar kerja peserta didik elektronik berbasis proyek pengolahan limbah air cuci tangan untuk meningkatkan keterampilan berpikir kreatif siswa SMP. Metode penelitian menggunakan R\&D yang mengacu pada model pengembangan 4-D yang disarankan oleh Thiagarajan. Subyek uji coba produk yaitu siswa kelas VII SMP Negeri 3 Natar sebanyak 24 siswa. Validasi ahli menunjukkan bahwa rata-rata persentase aspek kesesuaian isi dan konstruksi e-LKPD berbasis proyek sebesar 81,25\% dan 100\%dengan kriteria sangat tinggi. Rata-rata persentase respon guru pada aspek kesesuaian isi dan konstruksi berturut-turut sebesar 93,75\% dan 100\% dengan kriteria sangat tinggi. Keterlaksanaan pembelajaran menggunakan e-LKPD berbasis proyek pengolahan limbah air cuci tangan dinilai sudah berjalan baik dengan persentase keterlaksanaan sintak dan sistem sosial berturut-turut sebesar 92,86\% dan 95\% dengan kriteria keterlaksanaan sangat tinggi. Keefektifan penggunaan e-LKPD ditinjau dari n-gain dan effect size. Hasil penelitian menunjukkan bahwa n-gain siswa kelas eksperimen sebesar 0,71 dengan kriteria tinggi dan effect size sebesar d= 0,94 dengan kriteria besar. Berdasarkan hal tersebut, e-LKPD berbasis proyek pengolahan limbah air cuci tangan efektif dan mendapat respon positif dari siswa dalam meningkatkan kterampilan berpikir kreatif siswa SMP. Kata kunci: e-LKPD berbasis proyek, limbah air cuci tangan, keterampilan berpikir kreatif This research aims to develop an electronic student worksheet based on a hand washing wastewater treatment project to improve junior high school students' creative thinking skills. The research method uses R\&D which refers to the 4-D development model suggested by Thiagarajan. The product trial subjects were 24 class VII students at SMP Negeri 3 Natar. Expert validation shows that the average percentage of conformity aspects of the content and construction of project-based e-LKPD is 81.25\% and 100\% with very high criteria. The average percentage of teacher responses in the content and construction suitability aspects was 93.75\% and 100\% respectively with very high criteria. The implementation of learning using e-LKPD based on the hand washing waste water treatment project was assessed to have gone well with the percentage of syntax and social system implementation respectively at 92.86\% and 95\% with very high implementation criteria. The effectiveness of using e-LKPD is reviewed from n-gain and effect size. The research results showed that the n-gain of experimental class students was 0.71 with high criteria and the effect size was d = 0.94 with large criteria. Based on this, the e-LKPD based on the hand washing waste water treatment project is effective and received a positive response from students in improving the creative thinking skills of junior high school students. Keyword: electronic student worksheet project based learning, hand washing wastewater, creative thinking skill} }