The Development of Electronic Student Worksheets on the Concept of Animalia to Improve High School Level Critical Thinking Skills

Abstract

The development of the 21st century is marked by the development of technology and information, one example is the use of electronic Student Worksheets, which usually use paper worksheets, now we can find on the internet. Electronic Student Worksheets has become one of the essential learning technologies, especially during the current COVID-19 pandemic. This study aims to describe the validity, practicality, and effectiveness of electronic LKPD expectations on the concept of Animalia. Students are expected to be able to improve critical thinking skills through the implementation of electronic LKPD in the learning process. The research method used Tessmer's Formative Evaluation design, through stages 1) self-evaluation; 2) expert review; 3) one-to-one evaluation; and 4) small group evaluation. Data obtained from the research instrument in the form of an assessment sheet of validity and practicality of expectations. The results of research on the development of electronic LKPD are include in the valid category with a score of 3.78, the practicality of expectations is included in the very good category with a percentage score of 95.54%, and the effectiveness of expectations is included in the very good category on critical thinking skills of interpretation, evaluation, explanation, and selfregulation, while aspects of analysis and inference have increased to very good