This study employed cross sectional survey method to determine the inventive thinking skills of students in Malaysia and Brunei within the context of science subject in schools. The survey focused on six elements of inventive thinking skills discussed earlier. 616 (273 male, 343 female) of Year 5 students in Malaysia and 421 (185 male, 236 female) of Year 5 in Brunei are involved in this study. The researcher employed stratified sampling to ensure equal distribution of sample according to gender.