Abstract
Present article examined some factors that can be related to the reading comprehension difficulties that emerge within a group of 3rd and 5th graders from municipality Marianao, in Havana, Cuba in 2013. The sample consisted of 108 students, of which 50% are female and the other half are males. The ages ranged from 8 to 10 years old. Reading fluency, verbal working memory, vocabulary and reading comprehension were evaluated. Results show that verbal working memory, reading fluency and vocabulary correlate positive and significantly with reading comprehension. Because of that, this factor could be consider as good predictors of the reading comprehension performance. There were observe a better performance related to each variable in students from fifth grade.
Key words: Comprehension; Working Memory; Fluency; Vocabulary; Primary Education; Cuba