What's it like to have sand sculpture students in your class?

There is a sand sculpture classmate in our class who tells us jokes every class. His brain circuit is different from others. He can tell cold and funny jokes every time, and he loves to laugh. Laughter lasts for a long time, and sometimes we all laugh until our stomachs hurt. My deskmate has a special sand sculpture. Every time he has a math class, he tells us some jokes. He still tells us seriously, and we laugh at him every time. I have a classmate who has a special sand sculpture. He tells us some jokes every time, and all his jokes are cold jokes. Every time we listen to his jokes, we laugh until our stomachs hurt. A classmate in our class has a special sand sculpture. He tells us many jokes every day. Sometimes we are amused by it, and every time he tells us some cold jokes.