卡通手绘风儿童数学课堂场景男孩女孩合作学习黑板解题

There is a public notice on the blackboard with mathematical geometry written on it,A cartoon vector painting with a white background color. On a white background, characters are isolated on a white background. Simple line drawings contain the smallest details suitable for children's coloring pages or simple coloring book cover designs. The illustration style is cute, with rich colors, a white space at the top, simple lines, simple coloring of two-dimensional vector graphics, and a full body wide-angle lens. High resolution, high-quality, and detail rich images suitable for 300 dpi printing