1. Ring game: provide some brightly colored rings for the baby to hold and shake.

2. Clap game: Sit face to face with your baby and pat gently with your palm to attract your baby's attention.

3. Squat up the game: let the baby lie prone and gently pat the baby's back with the palm of your hand.

4. Reading books and games: Showing your baby some simple picture books can promote your baby's visual development.

Babies aged 7-9 months:

1. Grasping game: Provide the baby with some toys suitable for grasping, such as soft balls and dolls.

2. Crawling game: spread a mat in a safe place to encourage your baby to try crawling.

3. The Imitation Game: Make facial expressions or gestures with your baby to stimulate your baby's imitation ability.

4. Listen to music games: Play soft music, dance or shake your body with your baby.

10- 12 month baby:

1. Stacking game: provide your baby with some building blocks or other stackable toys to encourage your baby to create their own shapes.

2. Puzzle game: Choose puzzles suitable for your baby's age to help your baby learn shapes and colors.

3. Imitate animal games: imitate the sounds and movements of different animals to stimulate the baby's imagination and creativity.

4. Singing game: Sing some simple children's songs to help your baby learn the language and cultivate a sense of music.