摘要:AbstractThis study aims to determine the effect of the worksheet which is prepared after 5E learning cycle model concerning the teaching of the subject of adjectives as grammatical components on the success of the student. Combined research method where quantitative and qualitative research patterns are used in conjunction. Semi-experimental pattern with pretest-endtest control group was used for the quantitative aspect of the study for the qualitative aspect of which phenomenology pattern was used. Control group of the study consists of 56 sixth-grade students from Erzurum 23rd July Primary School in the educational year of 2010-2011. Data of the study were obtained using the success test prepared for the subject of adjectives and the interview form questioning the students’ opinion on the work process. While predictive statistical tests were used in the analysis of quantitative data, content analysis technique was used to analyze the qualitative data. In conclusion of the study, it was understood that the worksheets prepared according to 5E learning cycle model increased student's success, that the students preferred the lessons performed with worksheets prepared according to 5E learning cycle model and they were not bored in these lessons.