The aim of the study is to examine the effect of readability on comprehensibility. The study is quasi-experimental as it was not possible to assign groups randomly and the groups were partially controllable. Therefore, the "pretest-posttest unequaled control group quasi-experimental design" was used in the study. The study group consists…

This paper, deriving from a larger study, evaluates the readability of two Grade 4 natural sciences textbooks used by learners who speak English as an additional language in two South African schools. The study is set within the context of the reading-related transitional challenges faced by English second language learners when they move from the…

It was the purpose of this study to determine the readability level of all social studies textbooks authorized for purchase in the adoption made by the Textbook Commission of the Indiana State Board of Education on December 12, 1968 for five years beginning July 1, 1969. A thorough search of the literature and research did not reveal that their…

Examines the reading level and potential comprehension level of 10 fourth-grade science textbooks. Reports that there is a great deal of variability between and within the science texts. (YP)