This research project has the purpose to present the application and implementation of an innovative technique to contribute to the improvement of grammar learning process, as the especific point The Parts of Speech based on the use of foldables as strategy to develop language functions in the students of First year Bachillerato at Carrera Sánchez Bruno Highschool, Ballenita, Santa Elena Province. Nowadays, educators count with vast resources, innovative strategies, but the majority of them continue working with the traditional methodology, limiting their classes to the use of the board and the book to teach English grammar. One way to introduce a new tendency is the application of foldables, charaterized by three dimensional interactive graphic tools allowing the students to reinforce and retain the learning process, even more when learning a foreign language. The engage hands-on activities in a kinesthetic way making learners love and enjoy learning while making and constructing. Foldables can be adapted and applied according to almost any subject and they create excelent conditions to teach the different grammar structures, thus students learn manipulating and giving more and exploring their potential. This research work was designed with the intention to introduce a tool to assist the teachers and students to reinforce the teaching and learning process of acquistion of the English grammar.