Abstract: This study presents an Intelligent Tutoring System called DB-ITS for teaching database to sophomore students in computer science in Al-Azhar University. DB-ITS is designed as a guided learning environment and supports problem solving. An evaluation was carried out using DB-ITS to see if students performance in the database exams using DB-ITS is enhanced. The results indicated that the advantage of using DB-ITS over the conventional methods, the use of ITS was effective in improving students performance in exams and gender had no effect on the use of the ITS program designs in our study; furthermore, the removal of multimedia effects reduced the advantages of using ITS.