Resumen:
The research found that vocabulary learning through instructional materials is an effective and engaging approach in the classroom. This study evaluated the efficacy of learning materials as tools for vocabulary acquisition among students. A qualitative methodology was employed, gathering data through focus group interviews with elementary and secondary school teachers to gain insights from their experiences. The analysis focused on how learning materials impacted the teaching and learning process, particularly in enhancing vocabulary acquisition. The results demonstrated that diverse learning materials, including visual, auditory, and interactive elements, significantly improved students' vocabulary retention and engagement. By highlighting the benefits of utilizing various learning materials, this research contributed to the field of education by providing evidence of the positive impact of materials-based learning. Additionally, it was found that visual learning materials, such as images or videos, allowed students to associate new
words with specific visuals for better retention. The teachers also emphasized the importance of adapting the learning materials to the objective of the class, taking into account the needs of the students, which is why this research underscores the importance of using and applying learning materials as a tool for the retention and understanding of new words, also increasing students' motivation and interest.