1, you can start with your favorite mathematics fields, such as algebra, geometry, probability, etc. And look for famous sayings or problems related to them, transform or innovate them, and form an interesting or far-reaching mathematical monthly sign.

2, according to the current popular stem or hot current affairs, adding mathematical elements to create, novel and interactive. For example, we can turn the most popular cultural symbol "996" into a math problem: If you work 9 hours a week and sleep 9 hours a day, how many hours do you have left each week to study math or exercise?