This research aimed to develop a product and to find out its eligibility and students's response of module based education for sustainable development (EfSD) on ecology concept for X grade students. Research and development (R&D) method with Dick & Carey model was used in this research. It consisted of 5 stages, that were Analysis, Planning, Development, Formative Evaluation, and Revision. Instrument validation was assessed by experts (concept, media and teachers). According to the result of expert assesment, the module earned score 94%. The score was included into very decent category. The score of students's response was 84,4%. The score was included into very worth category. It can be concluded module based EfSD on ecology concept for X grade students was very decent for learning material.This is an open access article distributed under the Creative Commons 4.0 Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Penelitian ini bertujuan untuk mengetahui hubungan antara kemampuan penalaran dengan keterampilan argumentasi siswa pada konsep sistem pencernaan melalui PBL. Penelitian ini menggunakan metode korelasional dengan alat pengumpul data berupa tes pilihan ganda beralasan untuk menjaring kemampuan penalaran siswa dan lembar argumentasi yang telah diadaptasi dari Toulmin's Argumentation Pattern (TAP) untuk menjaring keterampilan argumentasi siswa. Subjek penelitian adalah siswa kelas XI SMAN X di Kabupaten Bandung Barat yang berjumlah 33 orang. Analisis data menunjukkan bahwa terdapat hubungan positif yang kuat antara kemampuan penalaran dengan keterampilan argumentasi siswa. Hal ini ditunjukkan dari perhitungan koefisien korelasi sebesar 0,76 dengan koefisien determinasi 57,76%.Kata kunci: kemampuan penalaran, keterampilan argumentasi, Problem Based Learning.

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