The aim of this study was to determine the effectiveness of cognitive strategies training on verbal memory, visual memory, reading performance and Speed of information processing in students with dyslexia. The methodology of research was experimental, with pretest-posttest and control group. The population involved third elementary students with dyslexia, among them, 30 students were selected by the method of multi-stage clustering random sampling and were randomly divided into groups of experiment and control (15 persons in experiment group and 15 persons in control group). The experimental group received the training program in 12 sessions. To gather data, fourth edition Wechsler intelligence test, Kim Karad visual memory, diagnostic reading test and reading test were used. The results showed that cognitive strategies training was effective on verbal memory, reading performance, speed of information processing and visual memory in students with dyslexia. Also, the results showed that cognitive strategy instruction on reading performance and visual memory has had the greatest influence (P<0.001). On this basis, it can be concluded that cognitive strategies training can be effective as therapeutic approach, on verbal memory, reading performance, Speed of information processing and visual memory in students with dyslexia.