Pengaruh model project-based learning (PjBL) terhadap keterampilan membuat batik ecoprint bagi peserta didik tunagrahita ringan tingkat SMALB di SLBN Gunungsari Bojonegoro

The effect of the project-based learning (PjBL) model on the skills of making ecoprint batik for participants in mild mental retardation SMALB level at SLBN Gunungsari Bojonegoro.

Project based learning (PjBL) pada era abad ke 21 penting untuk diterapkan karena peserta didik terlibat aktif  di dalam aktivitas pembelajaran melalui sintaks pembelajaran. Tujuan penelitian ini adalah mengkaji adanya pengaruh model Project Based Learning (PjBL) terhadap keterampilan vokasional membuat batik ecoprint bagi peserta didik tunagrahita ringan tingkat SMALB di SLBN Gunungsari Bojonegoro yang berjumlah 6 orang. Jenis penelitian Pre-eksperimen dengan rancangan penelitian menggunakan One group pretest-posttest. Data dikumpulkan dengan teknik tes dan dianalisis dengan menggunakan uji non parametrik Wilcoxon (Uji W) dengan SPSS Versi 29.00 for windows. Hasil penelitian menunjukkan adanya peningkatan nilai rata-rata peseta didik dengan nilai tertinggi pada pretest diperoleh nilai 45,63 dan nilai tertinggi 91,87 pada posttest dan p-value uji Wilcoxon penelitian ini lebih kecil dari α (0,05) yakni α (0,027) sehingga “Ha diterima” yang artinya terdapat pengaruh signifikan model project based learning (PjBL) terhadap keterampilan vokasional membuat batik ecoprint bagi peserta didik tunagrahita ringan tingkat SMALB di SLBN Gunungsari Bojonegoro.

Kata kunci : Project based learning (PjBL), batik ecoprint, tunagrahita ringan.

In the 21^st century, project-based learning (PjBL) is important to implement because students are actively involved in learning activities through learning syntax. The purpose of this research is to examine the influence of the project-based learning (PjBL) model on the vocational skill of making eco-print batik for 6 students with mild mental retardation at the SMALB level, that were conducted in SLBN Gunungsari Bojonegoro. The research design used a pre-experimental with a one-group pre-test post-test research design. The data were collected using test techniques and analyzed using the non-parametric Wilcoxon test (W test) with the SPSS 29.00 version for Windows. The test results showed an increase in the average score of students with the highest score on the pretest obtained a value of 45,63 and the highest score of 91,87 on the posttest, and the p-value of the Wilcoxon test for this study is smaller than α (0,05), namely α (0,027), so that “Ha accepted” which means that there is a significant influence of the project-based learning (PjBL) model on the vocational skills of making ecoprint batik for mild mental retardation students at SMALB level that were conducted in SLBN Gunungsari Bojonegoro.

Keywords: Project-based learning (PjBL), ecoprint batik, mild mental retardation.