Pengembangan Lembar Kerja Peserta Didik pada Mata Pelajaran IPAS Kelas 5 Berbasis Budaya dan Ketahanan Pangan untuk Meningkatkan Keterampilan Berpikir Kritis

This study aims to develop Learner Worksheets (LKPD) in grade V IPAS subjects based on culture and food security to improve critical thinking skills. This development research uses the ADDIE (Analysis, Design, Development, Implementation, Evaluation) model developed by Robert Maribe Branch. Data collection techniques used interviews, questionnaires, and tests. The results of this study concluded that the development of culture and food security-based Learner Worksheets (LKPD) has an influence on students' critical thinking skills in grade V IPAS learning on the material of harmony in the ecosystem. This can be shown by the results of the trial by testing the effectiveness. This trial was conducted by giving student response questionnaires, observing student activities, and testing critical thinking skills, then testing the practicality of LKPD implementation. The results showed that the culture and food security-based Learner Worksheet developed had been validated which was declared very valid. Learner Worksheets based on culture and food security are said to be practical and effective. This Learner Worksheet meets the effectiveness criteria with the results: (1) The ability of critical thinking skills has increased with an average N-Gain value of 0.76 which is included in the high category, and (2) Students give a positive response to the LKPD based on food security and culture.