The research handles creation as a personal ability focusing on the study of creative fluency as the most important ability in creation and in the creative architectural practice. Fluency which originally consists of many types depends only on velocity and easiness of creating ideas and alternatives without considering their originality. The problem of the research is represented in questioning the effect of the personal aptitude on the range of the creative fluency. The case study of problem was examined on the students and graduates of the Department of Architecture in Mosul University. The aim of the research is trying to find out the nature of this effect. Hence, finding the way of future predication of the extent of the ability of creative fluency of the applicants to study architecture in the Iraqi academic establishments. The research adopts and design an experiment to clarify the possibility of the existence of a quantitative index of the creative fluency depending on testing of completing architectural forms. The research finds out that architects of motional personality are more fluency of those of rational personality. It also finds out that increasing the skill of freehand drawing and the experience as well as motivation will greatly contribute in increasing their creative fluency.
Keyword: Creation, Fluency, Personal Aptitude, Measure of personality, Exam of creation.