Enhancing Students' Problem Solving Ability through Teaching Material based on Tumpek Wariga as Local Wisdom in Bali

Abstract

Teaching materials based on wisdom and local potential are needed in environmental education in order to produce learning resources that are appropriate to students' cultural, geographical and social environment. The purpose of this study was to obtain a picture of the impact or effect of the use of teaching materials based on local wisdom of Tumpek Wariga on achieving students' problem-solving abilities. The method used in this study is a quasi-experiment with a research design that is a non-equivalent pretest-posttest design. The study was conducted at one of the high schools in Denpasar. The research sample consisted of 36 experimental class students who used teaching materials based on local wisdom Tumpek Wariga and 36 control class students who used national teaching materials. Teaching material based on local wisdom Tumpek Wariga has previously been validated by reviewers with results worth using. Data about students' problem-solving abilities are measured by essay questions arranged according to indicators of problem-solving. The research data did not meet the prerequisite test then analyzed through the nonparametric ¬Mann-whitney test. The analysis showed that there were significant differences in posttest results between the control and experimental classes with a significance level of 0.00. This shows that teaching materials based on local wisdom Tumpek Wariga can improve students' problem-solving abilities.