Filipinas, Lou Jane B.Dadula, Lheanvic F.2026-06-222024-02Dadula, L. F. (2024). Exploring the grammatical errors of second year BSED English students [Undergraduate thesis, Davao del Sur State College]. Davao del Sur State College Institutional Repository.https://hdl.handle.net/20.500.14578/285The purpose of this academic work was to investigate the solecism made by the second year BSED English major students in Davao del Sur State College (DSSC) in writing essay. There were 12 indicators of grammatical errors; those are addition, omission, misinformation, misordering, parallel constructions, verb forms, syntax, diction, subject-verb concord, prepositions, nouns, as well as verb. The research besides suggested to familiarize the rule of grammar and exercise learning activities to help students to action the appropriate forms rightly to raise validity. In this exploration, a descriptive quantitative method was used in the accompany of adopted questionnaire. A total of ninety-one English students participated in the study. In the results, participants emphasized that grammatical errors significantly impact its quality and readability, and requires substantial revision.enwritingessaysstudentsAcademic writingstudentsThesis