The effectiveness of guided inquiry student worksheet to improve high order thinking skill in buffer solution material

Abstract

This study revealed the effectiveness of guided inquiry student worksheets in improving high order thinking skills in buffer solution materials. This study was conducted with a non-equivalent control group design that uses 72 students as samples which are divided into experimental groups and control groups. The instrument used in this study is a high order thinking skills test given to each student before learning as a pre-test and after learning as a post test. Based on the results of the study, the N-gain value in the experimental class is higher than the control class, each of which has a value of 0.85 and 0.74. From the results of the t test using the SPSS statistical application, the significance value is 0,000 at the 95% confidence level and significance level (α = 0.05). Significance value <α so that it was concluded that the use of guided guided worksheet was effective in improving high order thinking skills of students.