1. Improve children's practical ability: Fine hand movements are the basis for children to carry out various activities, such as writing, drawing, paper cutting, jigsaw puzzles, etc. By exercising fine hand movements, children's practical ability and creativity can be improved.

2. Promote brain development: Fine hand movements require the coordination and control of the brain. By exercising fine hand movements, we can promote brain development and improve children's intelligence.

3. Cultivate good habits: Fine hand movements require patience and perseverance. By exercising fine hand movements, children's patience and perseverance can be cultivated, thus forming good study and living habits.

4. Enhance self-confidence: By constantly practicing and mastering hand fine motor skills, children will have confidence in their own abilities, thus enhancing their self-confidence.

5. Prevention of sports injuries: Children with poor hand fine movements are prone to injuries in sports activities. Exercising hand fine movements can improve children's sports ability and reduce the risk of sports injuries.

6. Improve the quality of life: Fine hand movements are widely used in daily life, such as eating, dressing and tying shoelaces. Children's quality of life can be improved by exercising fine hand movements.