Pediatric developmental milestones

Age (months)	Motor	Visual/Problem Solving	Language	Social
1	slight head raise	visually fixes	alert to sound	regards face
2	holds up head	visually follows past midline	social smile	recognizes parent
3	holds head steady	responds to visual threat	coos	reaches fo objects
4	rolls front to back	reaches with arms in unison	laughs, orients to voice	looks around environment
5	sits supported	transfers objects	"ah-goo"
6	sits unsupported	unilateral reach	babbles	recognizes strangers
7	creeps	inspects objects	orients to bell	finger-feeds
8	crawls	inspects objects	Mama/dada
9	pulls to stand	pincer grasp, holds bottle	Mama/dada descriminately	explores environment
12	walks alone	mature pincer grasp	2 additional words	comes when called
15	creeps up stairs	scribbles, 2-block tower	4-6 words	uses spoon independently
18	runs, throws from standing	3-block tower	2 word combinations	plays with other children
21	squats, walks up stairs	5-block tower	50 words	asks for food/toilet
24	walks up & down steps	removes shoes, pants, etc	pronouns	parallel play