The introduction of new methods for the teaching of English had the intention of modernizing and improving the quality of English teaching at all levels. This study investigated, far from teachers following one specific methodology, a bunch of methods to illustrate the advantages of the eclectic approach to the students' achievement. This is called the eclectic approach. This study aimed at identifying the main principles and applications of the eclectic method in English learning and teaching. Also, this study aimed at evaluating the applications of this method by presenting the merits and demerits. The participants for this study were the entire intermediate students in two sections of grade seven in an international school in Riyadh, Kingdom of Saudi Arabia. Analysis of responses to the pretest and post-test and achievement test questions reveals that the eclectic approach enhanced students' ability to produce grammatical sentences more than conventional English language instruction. The study ended with some recommendations and recommendations of using the eclectic approach as a solution to achieve higher standards of teaching language.