In this work of professional proficiency, the topic of "Cultural Differences" will be addressed, which is designed for students in the third grade of secondary school. It consists of three chapters, in the first one is the design of the learning session in which diverse didactic strategies have been used in order to achieve that the students are interested and understand the knowledge that is offered to them. In the second chapter, I present the scientific-theoretical support of the topic I have approached, making use of bibliographical sources of diverse authors. And finally, in the third chapter, I present the pedagogical support where sources of the Ministry of Education have been used and revised, such as the National Education Curriculum, the National Curriculum Design, among others. At the same time, I have complemented the work with my own knowledge that I have been able to acquir...