MENTAL DEVELOPMENT
Attention, facial expression, irritability and disposition should be considered.
Six Months
Child sits unsupported for a few minutes.... Balances head.... Eye follows a bright object.... Looks in direction of an unexpected sound.... Child seizes an object and holds it....
Twelve Months
Stands and walks with support.... Makes a few sounds, such as mam-mam, da-da, co-oo.... Plays with toys.... Attempts to use paper and pencil.... Shows interest in pictures.... Clings to mother....
Eighteen Months
Child walks and runs alone.... Says a few words, such as Mama, Papa, Baby.... Points to common objects in pictures.... Imitates a few simple movements, such as placing hands on head or clapping hands....
Two Years
Runs.... Repeats two or three words.... Knows features.... Obeys simple commands, such as "Throw me the ball".... Imitates movements....