Machine summary:
A student who leaves their studies after completing the first period of high school to pursue a trade must have learned enough Persian so that they do not struggle with reading simple materials and are not unable to write ordinary letters and regular reports; thus, Persian should be taught to them at this level.
Well, what benefit is there for a student of the Natural Sciences or Mathematics field in learning an expression from a high school book that the teacher does not know and asks their own teacher, and even the teacher cannot provide a definitive answer?
" or this expression: "A house adorned with basil, and placed with lachlakhs and fragrant fruits, and at the head of the house, a margin was cast and firm pillows were placed"; each in its place is one of the masterpieces of technical prose, but attention must be paid that we want to teach mathematics and natural science students to read and write Persian, not the art of decorating words with verbal embellishments.
Fortunately, throughout the ten centuries that the life of Persian literature has passed, due to the vast volume of literary products of each era, there is plenty of simple and medium-level poetry and prose available that, with some time spent, can be presented in a way that makes the student eager to read it.
The general conditions that must be considered for teaching Persian at all levels can be summarized as follows: the subject matter of the poetry or prose should contain meanings that can be utilized in daily life in some way.