Critical Thinking Skills Enhancement: Implementation of CLIS Learning Models on Work and Energy Erwina Oktavianty (a*), Haratua Tiur Silitonga (a), Reni Marlina, Indah Sanita Dirsa(b)
Universitas Tanjungpura
Abstract
The purpose of this study was to improve critical thinking skills using the Children Learning In Science (CLIS) model of students about work and energy at Junior Secondary School in one district of West Kalimantan. The form of research used a pre-experiment with a one-group pretest-post-test design. The research sample was selected by using the intact group technique randomly. The research instrument consisted of 6 essay questions. The pretest data was 49% in the medium category, while at the post-test it was 63% with the high category. (t count> t table), so that Ho is rejected. This shows a significant increase in the critical thinking skills of students. The increase in critical thinking skills in the CLIS model uses a gain score of 0.3 in the moderate category. So, it can be concluded that the application of the CLIS model can improve critical thinking skills in energy and work materials. The CLIS model can be used as an alternative in the learning process to improve students^ critical thinking skills in work and energy materials
Keywords: CLIS, critical thinking skills, work and energy
