Authors : Novita Anggraeni; Suryanti, Widowati Budijastuti

Volume/Issue : Volume 5 - 2020, Issue 7 - July

Google Scholar : http://bitly.ws/9nMw

Scribd : https://bit.ly/3a0uuvn

DOI : 10.38124/IJISRT20JUL690

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Abstract : This study aims to produce and describe the validity, practicality, and effectiveness of Student Activity Sheets based on the local wisdom of Surabayaspecific Batik that can improve critical thinking skills in science subjects 6th grade Elementary School. This research is a development research that refers to the Four D (4D) development model. Student Activity Sheet based Surabaya batik local wisdom validated by experts, then tested on 20 fourth grade students of Mulyorejo I / 237 Elementary school Surabaya. The results showed that the Student Activity Sheet that was developed was very valid with a percentage of 92.25%, the Student Activity Sheet that was developed practically based on student activities relevant to learning with a percentage of 92.71%, and the Student Activity Sheet that was developed effectively based on the results Student's critical thinking test which showed that all students completed with an N-gain of 0.751 in the high category. It can be concluded that the Student Activity Sheet based Surabaya batik local wisdom deserves to improve the critical thinking skills of elementary students.

Keywords : Student Activity Sheet, Local Wisdom, Critical Thinking.