Requirements:
1. Choose toys or articles suitable for your baby's age, such as brightly colored fruits and animal models;
2. Put toys or items in the baby's visual range to guide the baby to observe;
3. Encourage the baby to point out the correct item or name and respond with simple language;
4. Gradually increase the difficulty, such as moving items to another location for the baby to re-identify.
Precautions:
1. Don't make your baby too tired or excited, so as not to affect his attention and reaction ability;
2. Don't force your baby to recognize an object or a person's name, but give him enough time and space to explore freely;
3. Pay attention to safety and avoid dangerous goods or environment for your baby;
4. Pay attention to the interaction and communication in the game, and keep good communication and emotional connection with the baby.