This investigation aims to decode the implicit ideologies in the chosen images and their function to support the process of getting an education in the Primary English Textbook (SNC2020) of grades (1-3) from the academic year (2021-22). This is qualitative research, data collected from the Primary English Textbook (SNC-2020) of grades (1-3). The latent qualitative content analysis under Multimodal Critical Discourse Analysis (MCDA) by (Machin & Mayer, 2012) decodes the illustrations. The findings reveal various Pakistani Cultural and Ethical themes and ideologies such as Studious Attitude at Home and Culture, Sharing and Creative Art, Assisting Elders with a Good Attitude, Pakistani Family Culture, Good and Bad Manners, Intellectual Mother and Ethical Education of a Child, Conversation Manner and Costume Culture, Home Culture and Intellectual Activities and Scheduled Routine of a Child. Moreover, the children are displayed in a proper posture while studying, and this teaches them the manner to sit and study. The children are involved in the creative art of making the card, and they write on it. This gives them the idea to enjoy along with studying. Thus, the socio-linguistic assessment is used to design an instructor’s training program and aid curriculum designers in improving the shortcomings in the textbooks.