Abstract

Learning and teaching management in the format of circumspection (Yonisomanasikarn) is indoctrination for developing learners’ intelligence and systematical thinking as well as practicing learners’ thinking to be critical, reasonable, rightful, considerate and deliberative which is highly important for educational management. This research has purposes for (1) Developing the learning plan in the title of life with environment to be effective according to the standard of 80/80 (2) Studying effectiveness index of the learning plan in the title of life with environment which using circumspective learning format (Yonisomanasikarn) (3) Studying students’ learning achievement and attitude to environmental conservation, environmental morality and critical thinking before and after studying. The used example group in this research was secondary school, year3 students, Prasartkananukitwittaya School, Koodjub District, Udorntanee Province, 2nd semester, Buddhist era 2552 in the amount number of 24 students who were came from a Simple Random Sampling. The used instruments in this research were composed of learning achievement and attitude to environmental conservation, environmental morality test form and research pattern is an Experimental Research and research results appeared as following (1) Efficiency of learning format has rate of 88.81/86.25 which is higher than the specified standard percentage of 80/80 (2) Effectiveness index of the circumspective learning format (Yonisomanasikarn) has rate of 0.6753 (3) After studying students’ learning achievement and attitude to environmental conservation, environmental morality and critical thinking by using circumspective learning format (Yonisomanasikarn) is higher than before studying statistically at the significant rate of .05.

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