-
Month 1
move both arms well and coordinate movements -
Month 2
make sounds like gurgling, cooing, babbling, etc. -
Month 3
respond to parents' voices -
Month 4
hold up head for short periods of time -
Month 5
follow objects with their eyes -
Month 6
recognize parents' faces -
Month 7
turn to locate a sound -
Month 8
roll over from stomach to back, or vise versa -
Month 9
push up with arms while lying on stomach -
Month 10
put some weight on legs when held in standing position -
Month 11
play with own hands and feet -
Month 12
imitate sounds