You can draw some Q cartoons (recommend simple animals such as Miffy Rabbit and Hello Kitty). It is better to have a certain theme. For example, if you want to draw leaves, you'd better draw pictures of plants. You can draw a tree and write a famous saying on it, or the author and time. There is room outside, so decorate it with some horn flowers or cartoon pictures. The color is also Tai Su. Paint it and make the header thicker. You can paint in two slots. About environmental protection, you can draw a tree, about learning, you can draw a book, shade with a watercolor pen or draw diagonal lines.