Abstract
This study aimed to investigate the relationship between Secondary School Integrated Curriculum (KBSM) good values with aggressive behavior in SMK Sungai Ranggam, Kg. Gajah. Research sample consisted of 50 form one to form five students that have school discipline problem record. Data collected with survey method using two sets of questionnaires, i.e. KBSM good values questionnaire and Aggression Questionnaire. Data analyzed using Statistical Packages for Social Science software (SPSS). Correlation Pearson test used to identify relationship between KBSM good values and aggressive behavior among secondary school students. Descriptive statistics analysis used to explain mean, standard deviation and percent to relate all these items in this study. The findings of this study showed moderate relationship between KBSM good values with aggressive behavior in SMK Sungai Ranggam's students, Kg. Gajah. However, the findings of study showed strong relationship between independent values with aggressive behavior in SMK Sungai Ranggam's students, Kg. Gajah. Mean for thanksgiving value score showed the most dominant mean among students. Other than that, lower secondary students have higher good values compared to upper secondary students. The finding of this study can help Ministry of Education (KPM), teachers, school, parents and society to apply moral values in order to overcome misconduct behavior among students.