1. Help children know numbers: by drawing red numbers, let children know the characteristics of numbers such as shape, size and color, and gradually establish the concept of numbers;

2. Cultivate children's writing ability: Digital red tracing can help children practice the basic strokes and structures of writing numbers, and gradually master the correct writing posture and methods;

3, improve children's observation and memory: digital red painting requires children to carefully observe the shape and strokes of numbers, and repeating red painting many times can improve children's observation and memory;

4. Cultivate children's logical thinking ability: Digital red painting requires children to paint red in a certain order and law, which can cultivate children's logical thinking ability and mathematical thinking ability.