The present research aims to know :
The level of Cognitive failures, information processing styles, and the problem-solving among the university students ,so it is aims to know the contribution of cognitive failures on the information processing styles and problem-solving, the research sample was (400) males and females student from the University of Wasit chosen randomly from both gender and for the study of the morning and evening .So these scales had been used as a research tool (failures cognitive scale ,the scale of information processing styles , and the scale of problem solving) , and by using the statistical means as T- test for one sample , T- test for tow independent samples ,and person correlation ,the research reached to the results indicates that the college students have cognitive faller but it isn’t has statistical significant, and they tend to use the strategic style , and the have the ability to solve problems , So the cognitive faller had contribution on cognitive procedure styles and it had a contribution on problem solving. Through the search results was reached some of the recommendations and proposals.