Wheatpaste

Wheatpaste is like glue. It's made by mixing water with wheat flour and heating it up. When it cools down, it becomes kind of like a thick soup. People use it to stick papers to walls, like when they make posters or artwork. Think of it like putting glue on a paper and sticking it on a wall. Wheatpaste is a popular choice because it's cheap and easy to make at home. The best part is that it's not harmful to the environment because it's made out of natural ingredients. So, when you see a cool poster stuck to a wall, it might be done with wheatpaste!