7-12 Math Development Chart







Age (Babies differ just a guide)

 Physical Development

 Social & Emotional Development

 Intellectual Development

7 to 8 months

Reaches for cup or spoon when being fed.  Drinks from a cup with help.  Enjoys some finely-chopped solid foods.  Closes mouth firmly or turns head when no longer hungry.

May sleep 11 to 13 hours per night (varies greatly.)  Needs 2 to 3 naps per day.

Develops a rhythm for feeding, eliminating and sleeping.

True eye color is established.

Sits Alone without support.

Can “rake” objects with hand.

Transfers objects from one hand to another.

 Hair growth begins to cover head.

Responds to own name.  Recognizes family members’ names.  Responds differently to family and strangers.

 Distressed if a toy is taken away.

Shows fear of falling off high places (table, stairs.)

Shows mild to severe anxiety at separation from parent.

Imitates sounds, actions and facial expressions.

Raises arms as a sign to be held.

Likes to be tickled and touched.


Learns by using all five senses.

Makes noises to show displeasure or satisfaction.

Focuses eyes on small objects and reaches for them.  Enjoys dropping objects over edge of chair or crib.  Looks for a ball rolled out of sight.

Babbles as if talking.


9 to 12 months

Enjoys drinking from a cup.  Begins to eat finger food.  Eats 3 meals a day.  Has tripled birth weight and doubled in length.  Continues to explore everything by mouth.

Enjoys opening and closing cabinet doors.

Crawls well.  Pulls self up to a standing position.  Stands alone holding onto furniture for support.

Walks holding onto furniture or with adult help.


Imitates adult actions such as drinking from a cup, or talking on the phone.  Responds more to adults than to other infants.

 Likes to watch self in the mirror.

Wants parent or caregiver to be in constant sight.  Expresses fear toward strangers.

Offers toys or objects to others but wants them to be returned.  Points to desired objects.

Pushes away toys, food and other items when she does not want them.

May become attached to a favorite toy or blanket.


Says first word.  Says da-da and ma-ma or equivalent.  Imitates animals.

Dances or bounces to music.

Interested in picture books.

Plays pat-a-cake.

Likes to place objects inside one another.

Pays attention to conversations.

Clasps hands, waves goodbye, if prompted.