002 Beginner Chinese characters lesson 2:三(sān-three)

In lesson two, we first reviewed the Han zi (Chinese characters) from lesson one. Then we talked about how the number three 三(sān) was created. Why 三(sān-three) was related to Yin and Yang. What the connection between Chinese numbers and months? How to say January, February and March in Chinese? Here is the lesson two worksheet.