On March 16, 2022, teacher Kunthea To led Preschool students of American Intercon School, Phsar Thmey Campus to observe Onion. Before observing, the teacher showed as well as described the Avocado. It is also be noted that the purposes of this observation are:
• to recognize the appearance of Avocado
• to recognize the color of Avocado
• to recognize the taste of Avocado
• to recognize the benefits of Avocado.