The results of the study found that the results of learning Thai etiquette for Grade 6 students through cooperative teaching methods: before learning, the average score was 11.00, calculated as 55.00 percent, after learning, the average score was 16.10, calculated as 80.50 percent, and the progress value 5.10, accounting for 25.50 percent overall, results of learning Thai etiquette for Grade 2 students through cooperative teaching methods. After studying higher than before studying
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