Kids practice magic sank book consists of 4 books ,10 refills,1 pen. these handwriting picture books can standardize the standard writing format, which is fun and practical, allowing children to use them in daily life to increase the fun: these magical calligraphy books have interesting graphic combinations, vivid colors and cuteness. the shape can enhance children’s memory and interest, bring them a lot of fun, and children can learn a lot from it. montessori sank magic book reusable calligraphy copybook children's notebook for calligraphy handwriting copybook writing gifts