CD Skripsi
Pengembangan Lembar Kegiatan Peserta Didik (LKPD) Berbasis Osborn Pada Pokok Bahasan Asam Basa Untuk Kelas XI SMA/MA
This study aims to develop Osborn-based worksheets on the subject of Acids and Bases for class XI SMA/MA, determine the validity of worksheets based on content feasibility aspects, Osborn characteristics feasibility aspects, linguistic aspects, presentation aspects, graphic aspects and determine user responses to the developed worksheets. This type of research is research and development with a 4-D development model. The object of this research is teaching materials, namely LKPD based on Osborn. The data collection instrument was in the form of a validation sheet given to three material validators. After being revised twice, the validity results obtained by the material validator on the aspects of content feasibility, Osborn characteristics feasibility, language, presentation, graphics, respectively 95,37%, 84,28%, 93,33%, 97,22% and 100%, respectively. 70% with valid category. LKPD that has been declared valid by the validator is tested one-on-one to 3 students who have studied Acids and Bases. Then asked for a response questionnaire to 3 chemistry teachers and 20 students. The results of the teacher's response were obtained by 90.83% including very good criteria, the results of student responses were 87.75% including very good criteria. Based on the results of data analysis, it can be concluded that the resulting Osborn-based worksheets are declared valid and can be used in high school chemistry subjects on acids and bases.
Key Words: Acid and base,Osborn, Student Activities Worksheet
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