1. Communicate with the baby: Have intimate communication with the baby, including language, expression and body language. This helps to establish a parent-child relationship and enhance the baby's sense of security and trust.

2. Provide social opportunities for the baby: Let the baby participate in some school-age activities, such as kindergartens, parent-child activities, and game groups. Give the baby a chance to interact with other children.

3. Cultivate the baby's cooperative spirit: encourage the baby to cooperate with other children to complete the task in the game, and cultivate the baby's team spirit and mutual help consciousness.

4. Help the baby learn to share: guide the baby to learn to share toys, food and other items in the game, and cultivate the baby's sense of sharing and friendship.

5. Cultivate your baby's courtesy and respect: educate your baby to respect the feelings and rights of others, learn to say polite words such as "please" and "thank you", and cultivate your baby's social etiquette.