1st MONTH
- Your baby can focus on an object 8-10 inches away, but does not see detail.
- He hears high-pitched noises and is quieted by low-pitched sounds.
- He watches intently when someone talks to him and imitates their facial expressions.
- He will follow an object slowly with his eyes, but may often lose it.
2nd MONTH
- He smiles directly at people and expects to be given his turn in "conversations."
- He can locate a sound in front of him, but not one behind.
- He can learn that one event follows another.
- He kicks and waves his arms when he is excited.
- He learns to make things happen.
3rd MONTH
- When lying on his stomach, he can begin to lift his head up and prop himself up on his elbows.
- He is interested in faces and recognizes his mother.
- He can hold onto objects and wave them around.
- He does not deliberately reach, but may swipe at objects and if they move, will swipe again
4th MONTH
- A four-month-old baby is interested in people and recognizes those who are familiar to him.
- He squirms with excitement, squeals and laughs.
- He watches his hands.
- His hands are now usually open and he clasps his hand around objects that he touches.
- Coordinating looking and reaching is difficult, but he can manage if he gets a lot of help from you
5th MONTH
- He rolls from his tummy to his back.
- Stationary objects are now much clearer but he still prefers strong contrasts, sharp edges and bright colors.
- He smiles at other babies, especially the one in the mirror.
- His hands are open and he reaches out to touch and grasp.
6th MONTH
- When sitting up, he needs only slight support and may sit briefly unaided.
- He can bang his rattle and shout at the same time.
- He begins to look for things he drops.
- He joins in activities which are centered around him.
7th MONTH
- our 7-month-old baby grasps by cupping his entire hand around an object.
- He is beginning to use his thumb to push things into his hand.
- When lying on his tummy, he creeps forward.
- He can support his weight and stand if he holds onto furniture.
- He recognizes voices and his name and tells tunes apart.
- He prefers to look at complex objects and changes position to seek a better view.
8th MONTH
- Crawls forward or backward, sometimes while holding an object.
- He is beginning to string two behaviors together.
- He is developing small-motor skills such as the pincer grasp.
- He begins to articulate sounds, starting with vowels and moving on to all the other sounds made in every language.
- He starts to investigate the world.
- He knows that toys don't disappear when they're hidden; they still exist somewhere.
9th MONTH
- He pulls himself up to stand using the furniture.
- He sits alone and stretches to reach a toy without toppling over.
- He can catch a suspended object or a ball rolled directly to him.
- His hands are more skilled and his movements are more deliberate and varied.
- He begins to make signs—lifting his arms to be picked up and banging a spoon to summon dinner.
10th MONTH
- He may be able to walk if you hold both hands.
- He can perceive depth and if he crawls, does not attempt to go down steps head first.
- He responds to one or two commands.
- He may know when the surprise happens in a song.He peeps around corners and loves to play peek-a-boo.
- He begins to look for things he drops.
11th MONTH
- He cruises along the furniture, standing up without your help.
- His babbling begins to have the intonation of language.
- He pulls himself up and sits again with confidence.
- He knows that smaller objects fit in larger ones.
- He knows the word 'no,' but may not be able to refrain from trying something anyway.
12th MONTH
- He understands much of what is being said.
- He imitates actions such as talking on the phone, sweeping, pushing a shopping cart, etc.
- He likes other children but does not play with them.
- He moves one object to reach another that was hidden from view.
- By 13 months, about half of all babies walk, but most still fall over if they lose momentum.
- He is more purposeful in the way he explores objects.
- He can put two ideas together to make a plan and his behavior begins to flow.
- He starts to treat objects in appropriate ways: he cuddles teddy bears and presses the button on his jack-in-the-box.
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