A study of critical thinking and learning achievement of grade 5 learners on topic respiratory system by using self - directed Learning

Abstract

The objectives of this research were 1) to compare pre-critical thinking score and post-critical thinking score of 5th grade students who have been taught by self-directed learning and 2) to study the learning achievement on respiratory system of 5th grade students who have been taught by self-directed learning management. The sample group was 42 students of class 5/7 in semester 2 of the academic year 2022 from a school Under the Secondary Educational Service Area Office Kalasin. The research instruments were: 1) the 9 self-directed learning management plans on Respiratory System for 12 hours, 2) the critical thinking test with three multiple choices, totally 20 items with difficulty between 0.25-0.58, discrimination power between 0.37-0.89 and reliability of 0.97 and 3) the four multiple choices learning achievement test on respiratory system, totally 20 items with difficulty between 0.20-0.55, discrimination power between 0.39-0.73 and reliability of 0.88. The data analysis statistics included mean, standard deviation percentage and t-test dependent samples.

       The research results revealed that: 1) post-critical thinking score of the student was higher than pre-critical thinking score at the .05 statistically significant level and 2) 36 students or 85.71% achieved the criteria of 70 scores and 6 students or 14.29% did not achieve the criteria.