The mechanical teacher was a large, ugly and black screen on which all the lesson wee shown and the question were asked.The mechanical teacher had a slot on which the student have to put their homework and test papers, and the mechanical teacher was daily accept Saturday and Sunday

Margie hated her mechanical teacher because it lacked the warmth and personal touch of a human teacher.

Lack of Personalization
The mechanical teacher was programmed to teach the same lessons to every student, regardless of their individual strengths and weaknesses. Margie felt that her mechanical teacher did not understand her learning style and did not tailor its teaching to her needs.

Boredom
Margie found the monotony of the mechanical teacher's teaching style to be dull and unengaging. The teacher's voice lacked inflection and emotion, making it difficult for Margie to stay focused and interested in the lessons.

No Human Interaction
Margie missed the personal interaction and socialization that came with having a human teacher. The mechanical teacher was unable to provide the emotional support and encouragement that a human teacher could offer.

Lack of Physical Interaction
Margie also missed the hands-on activities that a human teacher could provide, such as drawing on the blackboard or handing out worksheets. The mechanical teacher was limited to displaying images and text on a screen, which Margie found to be unsatisfying.

Conclusion
In conclusion, Margie's hatred of her mechanical teacher stemmed from its lack of personalization, boredom, absence of human interaction, and limited physical interaction. While the mechanical teacher was efficient at delivering lessons, it lacked the warmth and personal touch of a human teacher that Margie craved.