when I used to teach for the examns to get into the university, my normal class would consist of homeworks for the very next lesson, music at the beginning to distress, and many examples of how to match information inmediately so your mind will recognise almost inmediately. in this case, I would implement field trips around the city to teach the language with proper example, spanish in its entirety and creating core memories. is it important to go to latins neighbourhood to understand the behaviour, the quality of the people, food, culture with the goal of create an integrated human being thaat understand cultures and respects it before being a simple spanish speaker.