<![CDATA[One of the teaching materials that can be used is student worksheets (LKPD). LKPD is a means that can support teaching and learning activities to help and facilitate active and effective interaction between students and teaching materials. According to Rahmawati & Wulandari (2020) LKPD is one of the teaching materials that contains ideas created by student facilitators which contain sheets containing material, guidelines and summaries worked on by students so that they can increase mental capacity as data provided by students. Data were analyzed using percentage techniques and processed using descriptive analysis. Based on the results of data analysis obtained from the questionnaire provided, the LKPD developed had a validity value of 94%, practicality by teachers of 91%, and practicality for students of 94%. Based on these results, it can be concluded that the student worksheet (LKPD) based on problem based learning (PBL) on global warming material for phase E of SMA N 1 Gunuang Omeh Limapuluh Kota Regency which was developed is valid and practical.]]>
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