| dc.description.abstract | The critical thinking skills of junior high school students in Jember are still low,
the existing learning is still teacher-centered, and the students lack initiative in
asking questions. Based on the results of the national examination of additives
and addictive substances, in the last five years, it is relatively low. Through these
data, it is known that there are problems related to critical thinking, namely
additives and addictive substances. The research aims to develop a SETS based (Science, Environmental, Technology, and Society) science e-module on
additive and addictive substances material to improve students’ critical thinking
skills. This type of research is Research and Development (R&D) uses a 4D
development model. The SETS-based science e-module on additive and
addictive substances material developed was tested on research subjects,
namely 23 students of class VIII-I, SMP Negeri 1 Jember. The research
instruments include validation sheets, learning implementation sheets, pre-test,
and post-test questions, and response questionnaires. The validation result of
the development of SETS-based science e-module on additive and addictive
substances material was stated as valid, with a score of 79%. The practicality of
learning was stated with a score of 3,64%, with a very practical category. The N gain test score of 0,81 with a high category, so that the SETS-based science e module on additive and addictive substances material can improve students’
critical thinking skills. The results of the student's response questionnaires
obtained a score of 89% in the very good category. Based on these data, the
development of SETS-based science e-module on additive and addictive
substances improves students’ critical thinking skills | en_US |
