Sponge painting is a fun and creative art technique that involves using a sponge to apply paint to a surface. Artists can use different types of sponges, such as natural sea sponges or synthetic ones, to create various textures and patterns. This method is popular in both children's art projects and professional painting, as it allows for easy blending and layering of colors. To start sponge painting, one simply dips the sponge into paint and dabs it onto paper, canvas, or walls. This technique can be used to create backgrounds, add details, or even make entire paintings. It is often used in crafts and home decor projects, making it accessible for all ages.