First I’ll talk about the Motor system and I’ll divide it into two parts the first as the gross motor which will be about the general motor activities and the other part is about the fine motor which talks about the special motor activities of the baby.

First Gross Motor:

You should first test the vision of your baby because if there is any vision impairment there will be delay in the motor activities, so first make your face move in front of your baby as he will be able to fixate at human face since birth and make sure he is following.

· The first motor activity of the baby is the ability of moving his head from side to side while he is sleeping on his belly (face to the ground) and that begins at 2 weeks of age. (2 weeks)

· Baby start to hold his head up momentarily also while he is laying on his belly (face to the ground) at 1 month of age. (1 month)

· Baby can hold his head up and keep it up while laying on his belly at 2 months (2 months)

· Baby can hold his head and chest up while laying on his belly at 3 months (3 months)

· Baby will roll from front to back at 4 months, also if you pulled the baby while on his back to sit his head is not supposed to lag behind his body. (4 months)

· Baby will sit with only cushions around his butt at 6 months of age. (6 months)

· Baby will sit by his own at 9 months of age. And will help u when pulling to stand. (9 months)

· Baby is supposed to walk at 12 months. Also he should be able to stand by himself. (12 months)

· Baby walks backward by 15 months of age. (15 months)

· Baby will run by 18 months. (18 months)

· Baby will walk up and down stairs by 2 years of age. (24 months)

Now I’ll be talking about the Fine Motor

Second Fine Motor:

· The baby will be opening his hands spontaneously on 3 months of age. (3 months)

· The baby will reach for objects and catch them by the age of 4 months. (4 months)

· The baby will transfer anything from one hand to the other by the age of 6 months (6 months)

· The baby will hold the pen with two fingers as if in the writing position by 9 months of age also the baby will can bang two blocks by each other. (9 months)

· The baby will release the object he is holding when you ask him to by 12 months of age also he will be able to put the cubes in a cup. (12 months)

· The baby will feed with spoon by his own when he is 18 moths of age also he will be able to stack 6 cubes. (18 months)

· The baby will make a tower of 6 cubes at 2 years of age.(24 months)

The second part is about the social and language development of the baby as following.

First the social:

· The baby usually develops the social smile at 3 months of age. (3 months)

· The baby will start trying to play with toys and react to them by 4 months of age. (4 months)

· The baby will can hold the milk bottle by the age of 6 months. (6 months)

· The baby will wave bye by the age of 9 months, he will also understand the game peak a boo (bat-a-cake) (9 months)

· By the age of 12 months the baby will come when his name is called, he will be also able to drink from a cup.

· The baby will start imitating others action by the age of 15 months, he will also help in house work. (15 months)

· The baby will be able to put his clothes on and play with others by the age of 2 years.

Second the language:

The baby will be alert to bell by the age of 2 weeks and that is important to test the hearing of the baby because if there is hearing problem the baby will develop language problem.

· The baby will be able to coos at the age of 2 months. (2 months)

· The baby will be able to say pa and ma (babbling) at age of 6 months. (6 months)

· He will be able to say dada and mama but not specifically (2 syllable sounds, not meaning them) at age of 9 months (9 months).

· By the age of 12 months the baby will say mama and dada specifically with 1-2 other words.

· By the age of 15 months he will say 3-6 words. (15 months)

· By the age of 18 months he will say at least 6 words. (18 months)

· By the age of 2 years he will be able to make a sentence combining two words. (2 years)

Reference: Nelson essentials of pediatrics (Fifth edition).