Evaluation of the English language curriculum has become very common in all EFL contexts. This has coincided with the efforts of the educational authorities to produce native-like speakers of English in places where English is not the native language. The Kingdom of Saudi Arabia has always been engaged in improving the English language teaching programs at all levels few years ago. Therefore, this paper is an attempt to enhance these efforts by evaluating the ‘Traveller 5’ textbooks for third secondary grade as part of the English Language Development Project (ELDP) that is carried out under the supervision of the Saudi Ministry of Education.