This article explores the benefits of using the I-Think map to enhance student performance in the Tamil alphabet. Understanding, cognition, and problem-solving skills using the I-Think graphic system will be taught in the form of essays at the end of a teaching session or test for Tamil language lessons. This study looks at how increased training for students' achievement in the essay subject using the I-Think map. Furthermore, this study examines the extent to which students' acceptance towards the I-Think map of the teaching and language learning process and the implications of the use of the map enhance student achievement in fourth year Tamil subjects. 28 students were sampled for the study. The findings of this study show that students can also improve their scores in Tamil by learning the algorithm for using I-Think graphic learning strategies. The writing energy strategy at the end of the study was a useful keyword. Not only the teacher but also the students can get a better learning instruction if used in the lesson in the classroom.