The baby grows to 3 months old has learned a lot of skills, can recognize the mother, will be around other people show friendly social smile, happy when will make giggles, to the things around the high concern, will use the hand to grasp the items of interest, etc., 3 months is also the fastest period of brain development. Here are the communication and play games that can be done with 3-month-old babies. Look in the mirror: Hold your baby in front of the mirror and make expressions such as “happy” and “angry”. Point to the baby in the mirror and call him/her by name to teach the baby to recognize himself/herself. Call your baby by the same name. Peek-a-boo: Cover your baby’s face or your father’s face with your hand or a scarf, say “cat–” and let your baby try to scratch it off. Grasping objects with hands: Put rattles, dolls, small plastic bottles and other objects of different shapes and textures in front of the baby, first grab the baby’s hand to help the baby touch the toy, and then encourage the baby to take the initiative to reach out, grasp and hold with both hands to promote the development of hand-eye coordination. Practice with both hands. Speak while doing: In the process of contact with the baby, say what you see, speak while doing and respond to the baby’s pronunciation. Create a rich language environment for your baby. Turn over: When the baby is in a good mood, use toys on one side to tease and help the baby to practice turning over, you can hold the baby’s hand with one hand, the other hand in its shoulder gently to the opposite side of the guide, until it becomes a side-lying position; will be one side of the lower limbs on top of the other side, and induced the head and trunk lateral flexion, if necessary, gently pressure on the shoulders to give assistance, until it learns to turn over from the supine to the prone position. The baby should be able to fetch the toy eventually so that he can experience the fun of successful rolling over. Pull sitting: parents hold the baby’s forearms with both hands, gently pull the baby to the sitting position, saying “baby good, baby good, baby quickly sit up”. When the baby’s head erected more stable, you can let the baby’s back against the cushion to practice sitting. Warm tips 1. Mothers and fathers should bring up their babies as much as possible, at least to ensure that there is a fixed person to look after the baby, conducive to the formation of the baby’s security attachment. 2. When the baby wants mom or dad to hold and coax, the baby’s needs should be met in a timely manner 6-month-old babies should have the ability to 1. Hear their names will turn their heads to find 2. See familiar people will take the initiative to pronounce the words, such as ka-ka, gu-gu, la-la, etc. 3. Grab toys 4. Can sit for a while with his/her own hands to support himself/herself 6. Rolls over from prone to supine, or from supine to prone 7. Recognizes familiar people Suspicious manifestations of abnormal development of babies 1. Fewer articulations, no laughter 2. Tightly clenched fists that do not unclench 3. Cannot reach out and grasp objects 4. Head tilted back when sitting at the age of 4 months, and the lower limbs flexed with the buttocks turned up and higher than the head when lying prone; cannot roll over at the age of 5 months; cannot sit with support at the age of 6 months When the baby has the above suspected manifestations, it is necessary to keep in mind that the baby may be in an abnormal development. If your baby has any of the above symptoms, you need to go to the Children’s Health Department for consultation.