Abstract:
This quasi-experimental study aimed: 1) to investigate the efficiency of lesson plans using Flashcards to Improve Vocabulary Learning in Prathomsuksa 5 students based on the criterion set at 75/75; 2) to compare the students learning achievement before and after learning through flashcards to improve vocabulary learning in Prathomsuksa 5 students; 3) to check students retention about English vocabulary after learning through flashcards; and 4) to examine the students satisfaction toward vocabulary learning via flashcards for Prathomsuksa 5 students. The samples in this study were 13 Prathomsuksa 5 students who took fundamental English course (EN 15102) in the second semester of academic year 2017 at Bannongkrok School, Satuk district, Buriram Province under Buriram, primary Educational Service Area Office4, selected by using simple random sampling by using school at the sampling unit. The research instruments were flashcards, lesson plans, achievement tests, and the satisfaction questionnaire. The statistics used to analyze the data were percentage, mean, standard deviation, and dependent samples t-test. The finding of this study were: as follows;
1. The efficiency of lesson plans using Flashcards to Improve Vocabulary Learning in
Prathomsuksa 5 students was 79.33/78.85 which was higher than the criterionset at 75/75
2. The students who learned vocabulary through flashcards had higher learning achievement on the post-test mean scores than in the pre-test mean scores with statistically significant difference at .01 level.
3. The students has retention about English vocabulary after learning through flashcards
4. The students satisfactions toward vocabulary learning via flashcards were at the most satisfactory level.
The findings can be significant for teachers and students to develop vocabulary lesson in order to improve the listening skills in EFL settings effectively.